Galaxy GT 640 Black vs NVIDIA RTX PRO 4000 Blackwell SFF

Comparison of Galaxy GT 640 Black with 1,024 GB GDDR5 and 384 cores vs NVIDIA RTX PRO 4000 Blackwell SFF with 24 GB GDDR7 and 8,960 cores.

Loading...

Performance Rating

NVIDIA RTX PRO 4000 Blackwell SFF outperforms Galaxy GT 640 Black by 570.2% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Galaxy GT 640 Black

2.0

Galaxy GT 640 Black

2.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA RTX PRO 4000 Blackwell SFF

13.3

NVIDIA RTX PRO 4000 Blackwell SFF

13.3

Contents:

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

Memory

Memory Size

1,024 MB
🔥 24 ГБ

Memory Type

GDDR5 GDDR7

Memory Bandwidth

40.06 GB/s 432.0 GB/s

Memory Bus Width

64 бит 192 бит

ML Performance

FP16 (Half Precision)

No
🔥 25.66 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

0.8425 TFLOPS
🔥 +2,946% 25.66 TFLOPS

FP64 (Double Precision)

0.0351 TFLOPS
🔥 +1,042% 0.401 TFLOPS

CUDA Cores

384
🔥 +2,233% 8,960

RT Cores

No
🔥 70

Architecture & Compatibility

GPU Architecture

Kepler 2.0 Blackwell 2.0

SM (Streaming Multiprocessor)

No
🔥 70

PCIe Version

PCIe 2.0 x8 PCIe 5.0 x8

ML Software Support

CUDA Version

3.5
🔥 12.0

Clocks & Performance

Base Clock

No
🔥 577

Boost Clock

No
🔥 1,432

Memory Clock

1,252
🔥 1,125

Power Consumption

Recommended PSU

🔥 -20% 200 W
250 W

Power Connector

None None

TDP/TGP

🔥 -30% 49 W
70 W

Rendering

Texture Units (TMU)

32
🔥 +775% 280

ROP

No
🔥 70

L2 Cache

512 KB
🔥 48 MB

Additional

Slots

Single-slot Dual-slot

Release Date

May 29, 2013 Aug. 11, 2025

Display Outputs

1x DVI
1x HDMI 1.4a
1x VGA
4x mini-DisplayPort 2.1b

Renting is cheaper than buying