AMD Radeon Instinct MI250 vs NVIDIA GeForce GT 640

Comparison of AMD Radeon Instinct MI250 with 128 GB HBM2e and 13,312 cores vs NVIDIA GeForce GT 640 with 2 GB DDR3 and 384 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon Instinct MI250

50.9

AMD Radeon Instinct MI250

50.9
MI250 MI250
Instinct MI300X Instinct MI300X
RX 7900 XTX RX 7900 XTX

NVIDIA GeForce GT 640

NVIDIA GeForce GT 640

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Benchmarks Additional

Memory

Memory Size

🔥 +6,300% 128 ГБ
2 GB

Memory Type

HBM2e DDR3

Memory Bandwidth

🔥 3.28 TB/s
28.51 GB/s

Memory Bus Width

8,192 бит 128 бит

ML Performance

FP16 (Half Precision)

🔥 362.1 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +6,434% 45.26 TFLOPS
0.6927 TFLOPS

FP64 (Double Precision)

🔥 +156,509% 45.26 TFLOPS
0.0289 TFLOPS

CUDA Cores

🔥 +3,367% 13,312
384

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 2.0 Kepler

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No 3.0

Clocks & Performance

Base Clock

🔥 1,000
No

Boost Clock

🔥 1,700
No

Memory Clock

🔥 +80% 1,600
891

Power Consumption

TDP/TGP

500 W
🔥 -87% 65 W

Recommended PSU

900 W
🔥 -72% 250 W

Power Connector

2x 8-pin None

Rendering

Texture Units (TMU)

🔥 +2,500% 832
32

ROP

No No

L2 Cache

🔥 16 MB
256 KB

Benchmarks

llama.cpp, llama-2-7b-Q4_0

63.9 tokens/s

Additional

Slots

Dual-slot Single-slot

Release Date

Nov. 8, 2021 June 5, 2012

Display Outputs

No outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

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