NVIDIA RTX PRO 4000 Blackwell SFF vs SPARKLE 9400 GT PCI

Comparison of NVIDIA RTX PRO 4000 Blackwell SFF with 24 GB GDDR7 and 8,960 cores vs SPARKLE 9400 GT PCI with 512 GB DDR2 and 16 cores.

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Performance Rating

NVIDIA RTX PRO 4000 Blackwell SFF outperforms SPARKLE 9400 GT PCI by 4,323.33% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA RTX PRO 4000 Blackwell SFF

13.3

NVIDIA RTX PRO 4000 Blackwell SFF

13.3
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

SPARKLE 9400 GT PCI

0.3

SPARKLE 9400 GT PCI

0.3

Contents:

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

Memory

Memory Size

🔥 24 ГБ
512 MB

Memory Type

GDDR7 DDR2

Memory Bandwidth

432.0 GB/s 12.80 GB/s

Memory Bus Width

192 бит 128 бит

ML Performance

FP16 (Half Precision)

🔥 25.66 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +57,177% 25.66 TFLOPS
0.0448 TFLOPS

FP64 (Double Precision)

🔥 0.401 TFLOPS
No

CUDA Cores

🔥 +55,900% 8,960
16

RT Cores

🔥 70
No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 Tesla

SM (Streaming Multiprocessor)

🔥 +3,400% 70
2

PCIe Version

PCIe 5.0 x8 PCI

ML Software Support

CUDA Version

🔥 12.0
1.1

Clocks & Performance

Base Clock

🔥 577
No

Boost Clock

🔥 1,432
No

Memory Clock

🔥 +181% 1,125
400

Power Consumption

Recommended PSU

250 W 250 W

Power Connector

None None

TDP/TGP

70 W
🔥 -29% 50 W

Rendering

Texture Units (TMU)

🔥 +3,400% 280
8

ROP

🔥 70
No

L2 Cache

🔥 +50% 48 MB
32 KB

Additional

Slots

Dual-slot Single-slot

Release Date

Aug. 11, 2025 Aug. 27, 2008

Display Outputs

4x mini-DisplayPort 2.1b
1x DVI
1x VGA
1x S-Video

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