NVIDIA RTX A40-6Q vs NVIDIA RTX PRO 4000 Blackwell SFF

Comparison of NVIDIA RTX A40-6Q with 6 GB GDDR6 and 10,752 cores vs NVIDIA RTX PRO 4000 Blackwell SFF with 24 GB GDDR7 and 8,960 cores.

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Performance Rating

NVIDIA RTX A40-6Q outperforms NVIDIA RTX PRO 4000 Blackwell SFF by 17.86% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA RTX A40-6Q

15.6

NVIDIA RTX A40-6Q

15.6
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

6 GB
🔥 +300% 24 ГБ

Memory Type

GDDR6 GDDR7

Memory Bandwidth

695.8 GB/s 432.0 GB/s

Memory Bus Width

384 бит 192 бит

ML Performance

FP16 (Half Precision)

🔥 +46% 37.42 TFLOPS
25.66 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +46% 37.42 TFLOPS
25.66 TFLOPS

FP64 (Double Precision)

🔥 +46% 0.5846 TFLOPS
0.401 TFLOPS

CUDA Cores

🔥 +20% 10,752
8,960

RT Cores

🔥 +20% 84
70

Architecture & Compatibility

GPU Architecture

Ampere Blackwell 2.0

SM (Streaming Multiprocessor)

🔥 +20% 84
70

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x8

ML Software Support

CUDA Version

8.6
🔥 12.0

Clocks & Performance

Base Clock

🔥 +126% 1,305
577

Boost Clock

🔥 +22% 1,740
1,432

Memory Clock

🔥 +61% 1,812
1,125

Power Consumption

Recommended PSU

700 W
🔥 -64% 250 W

Power Connector

8-pin EPS None

TDP/TGP

300 W
🔥 -77% 70 W

Rendering

Texture Units (TMU)

🔥 +20% 336
280

ROP

🔥 +20% 84
70

L2 Cache

🔥 6 MB
48 MB

Additional

Slots

Dual-slot Dual-slot

Release Date

Oct. 5, 2020 Aug. 11, 2025

Display Outputs

3x DisplayPort 1.4a
4x mini-DisplayPort 2.1b

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