Intel Core i5-8257U vs. Intel Core i3-8121U

Intel Core i5-8257U CPU1 vs CPU2 Intel Core i3-8121U
Intel Core i5-8257UIntel Core i3-8121U
1.40 GHzFrequency2.20 GHz
3.90 GHzTurbo (1 Core)3.20 GHz
3.20 GHzTurbo (All Cores)2.70 GHz
4Cores2
YesHyperthreadingYes
NoOverclocking ?No
normalCore architecturenormal
Intel Iris Plus Graphics 645GPU
0.30 GHzGPU frequency
1.05 GHzGPU (Turbo)
9.5GPU Generation
14 nmTechnology
12DirectX Version
3Max. displays
48Execution units
384Shader
32 GBMax. Memory
Decode / EncodeCodec h264No
Decode / EncodeCodec h265 / HEVC (8 bit)No
Decode / EncodeCodec h265 / HEVC (10 bit)No
Decode / EncodeCodec VP8No
Decode / EncodeCodec VP9No
NoCodec AV1No
DecodeCodec VC-1No
Decode / EncodeCodec AVCNo
Decode / EncodeCodec JPEGNo
Coffee Lake UArchitectureCannon Lake
DDR4-2400 SO-DIMM, LPDDR3-2133MemoryDDR4-2400 SO-DIMM
2Memory channels2
Max. Memory
NoECCNo
6.00 MBL3 Cache4.00 MB
3.0PCIe version3.0
16PCIe lanes16
14 nmTechnology10nm
x86-64 (64 bit)Instruction set (ISA)x86-64 (64 bit)
BGA 1528SocketBGA 1356
15WTDP (PL1)15W
YesAES-NIYes
VT-x, VT-x EPT, VT-dVirtualizationVT-x, VT-x EPT, VT-d
Q3/2019Release dateQ2/2018
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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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
391 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
0 (0%)
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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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
1628 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
0 (0%)
Amazon



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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
159 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
139 (87%)
Amazon



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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
667 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
305 (46%)
Amazon



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 Core i5-8257U Intel Core i5-8257U
Intel Iris Plus Graphics 645 @ 1.05 GHz
806 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
--
0 (0%)
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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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
966 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
810 (84%)
Amazon



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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
3770 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
1933 (51%)
Amazon



Geekbench 3, 64bit (Single-Core)

Geekbench 3 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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
0 (0%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
4078 (100%)
Amazon



Geekbench 3, 64bit (Multi-Core)

Geekbench 3 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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
0 (0%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
7794 (100%)
Amazon



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 Core i5-8257U Intel Core i5-8257U
4x 1.40 GHz (3.90 GHz) HT
10739 (100%)
Amazon
Intel Core i3-8121U Intel Core i3-8121U
2x 2.20 GHz (3.20 GHz) HT
4802 (45%)
Amazon



Devices using this processorDevices using this processor

Intel Core i5-8257U Intel Core i3-8121U
Apple MacBook Pro 13 (2019) Unknown

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