Galaxy GT 640 Black vs NVIDIA A100 PCIe 80 GB

Comparison of Galaxy GT 640 Black with 1 GB GDDR5 and 384 cores vs NVIDIA A100 PCIe 80 GB with 80 GB HBM2e and 6,912 cores.

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Performance Rating

Galaxy GT 640 Black outperforms NVIDIA A100 PCIe 80 GB by 22.16% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Galaxy GT 640 Black

31.3

Galaxy GT 640 Black

31.3
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA A100 PCIe 80 GB

25.6

NVIDIA A100 PCIe 80 GB

25.6

Contents:

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

Memory

Memory Size

1 ГБ
🔥 +7,900% 80 ГБ

Memory Type

GDDR5 HBM2e

Memory Bandwidth

40.06 GB/s
🔥 1.94 TB/s

Memory Bus Width

64 бит 5,120 бит

ML Performance

FP16 (Half Precision)

No
🔥 77.97 TFLOPS

BF16 (Brain Float)

No
🔥 311.84 TFLOPS

TF32 (TensorFloat)

No
🔥 155.92

Compute Power

FP32 (Single Precision)

842.5 TFLOPS
🔥 19.49 TFLOPS

FP64 (Double Precision)

0.0351 TFLOPS
🔥 +27,666% 9.746 TFLOPS

CUDA Cores

384
🔥 +1,700% 6,912

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Kepler 2.0 Ampere

SM (Streaming Multiprocessor)

No
🔥 108

PCIe Version

PCIe 2.0 x8 PCIe 4.0 x16

ML Software Support

CUDA Version

3.5
🔥 8.0

Clocks & Performance

Base Clock

No
🔥 1,065

Boost Clock

No
🔥 1,410

Memory Clock

1,252
🔥 +21% 1,512

Power Consumption

TDP/TGP

🔥 -84% 49 W
300 W

Recommended PSU

🔥 -71% 200 W
700 W

Power Connector

None 8-pin EPS

Rendering

Texture Units (TMU)

32
🔥 +1,250% 432

ROP

No No

L2 Cache

512 KB
🔥 80 MB

Additional

Slots

Single-slot Dual-slot

Release Date

May 29, 2013 June 28, 2021

Display Outputs

1x DVI
1x HDMI 1.4a
1x VGA
No outputs

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