NVIDIA RTX PRO 4000 Blackwell SFF vs Sapphire ATOMIC R9 280X2

Comparison of NVIDIA RTX PRO 4000 Blackwell SFF with 24 GB GDDR7 and 8,960 cores vs Sapphire ATOMIC R9 280X2 with 3 GB GDDR5 and 2,048 cores.

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Performance Rating

NVIDIA RTX PRO 4000 Blackwell SFF outperforms Sapphire ATOMIC R9 280X2 by 234.26% 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

Sapphire ATOMIC R9 280X2

4.0

Sapphire ATOMIC R9 280X2

4.0

Contents:

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

Memory

Memory Size

🔥 +700% 24 ГБ
3 GB ×2 (6 ГБ)

Memory Type

GDDR7 GDDR5

Memory Bandwidth

432.0 GB/s 307.2 GB/s ×2 (614.4 GB/s)

Memory Bus Width

192 бит 384 бит ×2 (768 бит)

ML Performance

FP16 (Half Precision)

🔥 25.66 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +469% 25.66 TFLOPS
4.506 TFLOPS

FP64 (Double Precision)

🔥 0.401 TFLOPS
1.1264 TFLOPS

CUDA Cores

🔥 +338% 8,960
2,048 ×2 (4096)

RT Cores

🔥 70
No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 GCN 1.0

SM (Streaming Multiprocessor)

🔥 70
No

PCIe Version

PCIe 5.0 x8 PCIe 3.0 x16

ML Software Support

CUDA Version

12.0 No

Clocks & Performance

Base Clock

🔥 577
1,000

Boost Clock

🔥 +30% 1,432
1,100

Memory Clock

🔥 1,125
1,600

Power Consumption

Recommended PSU

🔥 -67% 250 W
750 W

Power Connector

None 3x 8-pin

TDP/TGP

🔥 -81% 70 W
375 W

Rendering

Texture Units (TMU)

🔥 +119% 280
128 ×2 (256)

ROP

🔥 70
No

L2 Cache

🔥 48 MB
768 KB

Additional

Slots

Dual-slot Dual-slot

Release Date

Aug. 11, 2025 No

Display Outputs

4x mini-DisplayPort 2.1b
6x mini-DisplayPort 1.2

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