Intel Xeon Gold 6248R vs Valve Steam Deck (AMD Custom APU 0405)

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CPU comparison with benchmarks


Intel Xeon Gold 6248R CPU1 vs CPU2 Valve Steam Deck (AMD Custom APU 0405)
Intel Xeon Gold 6248R Valve Steam Deck (AMD Custom APU 0405)

CPU comparison

Intel Xeon Gold 6248R or Valve Steam Deck (AMD Custom APU 0405) - 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 Xeon Gold 6248R has 24 cores with 48 threads and clocks with a maximum frequency of 4.00 GHz. Up to 1024 GB of memory is supported in 6 memory channels. The Intel Xeon Gold 6248R was released in Q1/2020.

The Valve Steam Deck (AMD Custom APU 0405) has 4 cores with 8 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The Valve Steam Deck (AMD Custom APU 0405) was released in Q4/2021.
Intel Xeon Gold (163) Family AMD Ryzen 5 (85)
Intel Xeon Gold 5200/6200 (55) CPU group AMD Aerith (Steam Deck) (1)
2 Generation 3
Cascade Lake Architecture Aerith (Zen 2)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor Valve Steam Deck (2023 Refresh)

CPU Cores and Base Frequency

The Intel Xeon Gold 6248R has 24 CPU cores and can calculate 48 threads in parallel. The clock frequency of the Intel Xeon Gold 6248R is 3.00 GHz (4.00 GHz) while the Valve Steam Deck (AMD Custom APU 0405) has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Valve Steam Deck (AMD Custom APU 0405) is at 2.40 GHz (3.50 GHz).

Intel Xeon Gold 6248R Characteristic Valve Steam Deck (AMD Custom APU 0405)
24 Cores 4
48 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.00 GHz Frequency 2.40 GHz
4.00 GHz Turbo Frequency (1 Core) 3.50 GHz
-- Turbo Frequency (All Cores) 2.80 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 Xeon Gold 6248R Characteristic Valve Steam Deck (AMD Custom APU 0405)
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon Gold 6248R or Valve Steam Deck (AMD Custom APU 0405) has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU AMD Custom Radeon Graphics (Steam Deck)
GPU frequency 1.00 GHz
-- GPU (Turbo) 1.60 GHz
-- GPU Generation --
Technology 7 nm
Max. displays 2
-- Compute units 8
-- Shader 512
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 8 GB
-- DirectX Version 12

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.

no iGPU GPU AMD Custom Radeon Graphics (Steam Deck)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Xeon Gold 6248R can use up to 1024 GB of memory in 6 memory channels. The maximum memory bandwidth is 140.7 GB/s. The Valve Steam Deck (AMD Custom APU 0405) supports up to 16 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 88.0 GB/s.

Intel Xeon Gold 6248R Characteristic Valve Steam Deck (AMD Custom APU 0405)
DDR4-2933 Memory LPDDR5-5500
1024 GB Max. Memory 16 GB
6 (Hexa Channel) Memory channels 4 (Quad Channel)
140.7 GB/s Max. Bandwidth 88.0 GB/s
Yes ECC No
-- L2 Cache 2.00 MB
35.75 MB L3 Cache 4.00 MB
3.0 PCIe version 3.0
48 PCIe lanes 8
47.3 GB/s PCIe Bandwidth 7.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Gold 6248R is 150 W, while the Valve Steam Deck (AMD Custom APU 0405) has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Gold 6248R Characteristic Valve Steam Deck (AMD Custom APU 0405)
150 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 4 W
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Gold 6248R is manufactured in 14 nm and has 35.75 MB cache. The Valve Steam Deck (AMD Custom APU 0405) is manufactured in 7 nm and has a 6.00 MB cache.

Intel Xeon Gold 6248R Characteristic Valve Steam Deck (AMD Custom APU 0405)
14 nm Technology 7 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 3647 Socket FF3
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems SteamOS (Arch Linux)
Q1/2020 Release date Q4/2021
2889 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Xeon Gold 6248R (100%)
Valve Steam Deck (AMD Custom APU 0405) (83%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Xeon Gold 6248R (100%)
Valve Steam Deck (AMD Custom APU 0405) (19%)

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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 4.00 GHz
1058 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
849 (80%)

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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 3.00 GHz
19328 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
3592 (19%)

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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 4.00 GHz
1503 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
1278 (85%)

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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 4.00 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
57 (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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 4.00 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
275 (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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 4.00 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz
975 (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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 3.00 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
4359 (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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 3.00 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
4365 (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 Xeon Gold 6248R Intel Xeon Gold 6248R
@ 0.00 GHz
0 (0%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
AMD Custom Radeon Graphics (Steam Deck) @ 1.60 GHz
1638 (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 Xeon Gold 6248R Intel Xeon Gold 6248R
24C 48T @ 3.00 GHz
38612 (100%)
Valve Steam Deck (AMD Custom APU 0405) Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz
0 (0%)

Devices using this processor

Intel Xeon Gold 6248R Valve Steam Deck (AMD Custom APU 0405)
Unknown Valve Steam Deck

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