ASUS PHOENIX RX 6400 vs NVIDIA RTX PRO 4000 Blackwell SFF

Comparison of ASUS PHOENIX RX 6400 with 4 GB GDDR6 and 768 cores vs NVIDIA RTX PRO 4000 Blackwell SFF with 24 GB GDDR7 and 8,960 cores.

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Performance Rating

NVIDIA RTX PRO 4000 Blackwell SFF outperforms ASUS PHOENIX RX 6400 by 450.62% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

ASUS PHOENIX RX 6400

2.4

ASUS PHOENIX RX 6400

2.4
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

4 GB
🔥 +500% 24 ГБ

Memory Type

GDDR6 GDDR7

Memory Bandwidth

128.0 GB/s 432.0 GB/s

Memory Bus Width

64 бит 192 бит

ML Performance

FP16 (Half Precision)

7.13 TFLOPS
🔥 +260% 25.66 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

3.565 TFLOPS
🔥 +620% 25.66 TFLOPS

FP64 (Double Precision)

0.2228 TFLOPS
🔥 +80% 0.401 TFLOPS

CUDA Cores

768
🔥 +1,067% 8,960

RT Cores

12
🔥 +483% 70

Architecture & Compatibility

GPU Architecture

RDNA 2.0 Blackwell 2.0

SM (Streaming Multiprocessor)

No
🔥 70

PCIe Version

PCIe 4.0 x4 PCIe 5.0 x8

ML Software Support

CUDA Version

No 12.0

Clocks & Performance

Base Clock

🔥 +233% 1,923
577

Boost Clock

🔥 +62% 2,321
1,432

Memory Clock

🔥 +78% 2,000
1,125

Power Consumption

Recommended PSU

250 W 250 W

Power Connector

None None

TDP/TGP

🔥 -24% 53 W
70 W

Rendering

Texture Units (TMU)

48
🔥 +483% 280

ROP

12
🔥 +483% 70

L2 Cache

1024 KB
🔥 48 MB

Additional

Slots

Dual-slot Dual-slot

Release Date

Jan. 19, 2022 Aug. 11, 2025

Display Outputs

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

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