AMD Radeon RX 7900M vs Sapphire R9 285 ITX Compact OC

Comparison of AMD Radeon RX 7900M with 16 GB GDDR6 and 4,608 cores vs Sapphire R9 285 ITX Compact OC with 2 GB GDDR5 and 1,792 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon RX 7900M

AMD Radeon RX 7900M

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

Sapphire R9 285 ITX Compact OC

Sapphire R9 285 ITX Compact OC

Contents:

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

Memory

Memory Size

16 GB 2 GB

Memory Type

GDDR6 GDDR5

Memory Bandwidth

576.0 GB/s 176.0 GB/s

Memory Bus Width

256 бит 256 бит

ML Performance

FP16 (Half Precision)

77.05 TFLOPS 3.326 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

38.52 TFLOPS 3.326 TFLOPS

FP64 (Double Precision)

1.2038 TFLOPS 0.2079 TFLOPS

CUDA Cores

4,608 1,792

RT Cores

72 No

Architecture & Compatibility

GPU Architecture

RDNA 3.0 GCN 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,825 No

Boost Clock

2,090 No

Memory Clock

2,250 1,375

Power Consumption

TDP/TGP

🔥 -5% 180 W
190 W

Recommended PSU

No 450 W

Power Connector

None 1x 8-pin

Rendering

Texture Units (TMU)

288 112

ROP

72 No

L2 Cache

6 MB 512 KB

Additional

Slots

IGP Dual-slot

Release Date

Oct. 19, 2023 Sept. 2, 2014

Display Outputs

Portable Device Dependent
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2

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