Intel Pentium 977 vs AMD Ryzen Threadripper 3990X

Last updated: 2024-04-16

CPU comparison with benchmarks


Intel Pentium 977		AMD Ryzen Threadripper 3990X
CPU comparison Intel Pentium 977 or AMD Ryzen Threadripper 3990X - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results. The Intel Pentium 977 has 2 cores with 2 threads and clocks with a maximum frequency of 1.40 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Pentium 977 was released in Q1/2012. The AMD Ryzen Threadripper 3990X has 64 cores with 128 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 2048 GB of memory in 4 memory channels. The AMD Ryzen Threadripper 3990X was released in Q1/2020.

Intel Pentium (150)	Family	AMD Ryzen Threadripper (13)
Intel Pentium 900 (10)	CPU group	AMD Ryzen Threadripper 3000 (3)
3	Generation	3
Sandy Bridge U	Architecture	Castle Peak (Zen 2)
Mobile	Segment	Desktop / Server
--	Predecessor	AMD Ryzen Threadripper 2990WX
--	Successor	--

CPU Cores and Base Frequency The Intel Pentium 977 is a 2 core processor with a clock frequency of 1.40 GHz. The AMD Ryzen Threadripper 3990X has 64 CPU cores with a clock frequency of 2.90 GHz (4.30 GHz).
Intel Pentium 977	Characteristic	AMD Ryzen Threadripper 3990X
2	Cores	64
2	Threads	128
normal	Core architecture	normal
No	Hyperthreading	Yes
No	Overclocking ?	Yes
1.40 GHz	Frequency	2.90 GHz
--	Turbo Frequency (1 Core)	4.30 GHz
--	Turbo Frequency (All Cores)	3.20 GHz

Artificial Intelligence and Machine Learning Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Pentium 977	Characteristic	AMD Ryzen Threadripper 3990X
--	AI hardware	--
--	AI specifications	--

Internal Graphics The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
Intel HD Graphics (Sandy Bridge GT1)	GPU	no iGPU
0.35 GHz	GPU frequency	--
1.00 GHz	GPU (Turbo)	--
6	GPU Generation	--
32 nm	Technology
2	Max. displays
6	Compute units	--
48	Shader	--
No	Hardware Raytracing	No
No	Frame Generation	No
2 GB	Max. GPU Memory	--
10.1	DirectX Version	--

Hardware codec support A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Intel HD Graphics (Sandy Bridge GT1)	GPU	no iGPU
No	Codec h265 / HEVC (8 bit)	No
No	Codec h265 / HEVC (10 bit)	No
Decode / Encode	Codec h264	No
No	Codec VP9	No
No	Codec VP8	No
No	Codec AV1	No
Decode / Encode	Codec AVC	No
Decode	Codec VC-1	No
No	Codec JPEG	No

Memory & PCIe The Intel Pentium 977 supports a maximum of 16 GB of memory in 2 memory channels. The AMD Ryzen Threadripper 3990X can connect up to 2048 GB of memory in 4 memory channels.
Intel Pentium 977	Characteristic	AMD Ryzen Threadripper 3990X
DDR3-1066, DDR3-1333	Memory	DDR4-3200
16 GB	Max. Memory	2048 GB
2 (Dual Channel)	Memory channels	4 (Quad Channel)
21.3 GB/s	Max. Bandwidth	51.2 GB/s
No	ECC	Yes
--	L2 Cache	32.00 MB
2.00 MB	L3 Cache	256.00 MB
2.0	PCIe version	4.0
16	PCIe lanes	64
8.0 GB/s	PCIe Bandwidth	126.0 GB/s
Thermal Management The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Pentium 977 has a TDP of 17 W, that of the AMD Ryzen Threadripper 3990X is 280 W.
Intel Pentium 977	Characteristic	AMD Ryzen Threadripper 3990X
17 W	TDP (PL1 / PBP)	280 W
--	TDP (PL2)	--
--	TDP up	--
--	TDP down	--
100 °C	Tjunction max.	95 °C
Technical details The Intel Pentium 977 has a 2.00 MB cache, while the AMD Ryzen Threadripper 3990X cache has a total of 288.00 MB.
Intel Pentium 977	Characteristic	AMD Ryzen Threadripper 3990X
32 nm	Technology	7 nm
Monolithic	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2	ISA extensions	SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
BGA 1023	Socket	TRX4 (sTRX4)
VT-x, VT-x EPT, VT-d	Virtualization	AMD-V, SVM
Yes	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 10, Windows 11, Linux
Q1/2012	Release date	Q1/2020
--	Release price	3990 $

show more data		show more data

Intel Pentium 977 2C 2T @ 1.40 GHz buy now on Amazon and save! AMD Ryzen Threadripper 3990X 64C 128T @ 2.90 GHz (4.30 GHz) buy now on Amazon and save!

Rate these processors

Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks

Intel Pentium 977 (23%)

AMD Ryzen Threadripper 3990X (100%)

⌀ Multi core performance in 2 CPU benchmarks

Intel Pentium 977 (2%)

AMD Ryzen Threadripper 3990X (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Pentium 977 2C 2T @ 1.40 GHz	278 (23%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	1219 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Pentium 977 2C 2T @ 1.40 GHz	535 (2%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	34670 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.


	Intel Pentium 977 2C 2T @ 1.40 GHz	666 (1%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	81100 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	74 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	3302 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	1284 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	64355 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	1639 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	15832 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	495 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	24763 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.


	Intel Pentium 977 Intel HD Graphics (Sandy Bridge GT1) @ 1.00 GHz	96 (100%)
	AMD Ryzen Threadripper 3990X @ 0.00 GHz	0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	1087 (100%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	28.9 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 2.90 GHz	26731 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 4.30 GHz	200 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Pentium 977 2C 2T @ 1.40 GHz	0 (0%)
	AMD Ryzen Threadripper 3990X 64C 128T @ 3.20 GHz	10542 (100%)

Devices using this processor
Intel Pentium 977	AMD Ryzen Threadripper 3990X
Unknown	Unknown

Popular comparisons containing this CPUs


1.		AMD Ryzen 9 5950X vs AMD Ryzen Threadripper 3990X
2.		AMD Ryzen Threadripper 3990X vs Intel Core i9-9900K
3.		AMD EPYC 7742 vs AMD Ryzen Threadripper 3990X
4.		AMD Ryzen Threadripper 3990X vs Intel Core i9-9980XE
5.		AMD Ryzen Threadripper 3990X vs Intel Core i9-10900K
6.		AMD Ryzen Threadripper 3990X vs Apple M1
7.		Intel Core i9-10980XE vs AMD Ryzen Threadripper 3990X
8.		AMD Ryzen 9 3950X vs AMD Ryzen Threadripper 3990X
9.		AMD Ryzen Threadripper 3990X vs Intel Core i9-12900K
10.		AMD Ryzen Threadripper 3990X vs Intel Xeon Platinum 8276