AMD Radeon Pro SSG vs AMD Radeon RX 6900 XT

VS

AMD Radeon Pro SSG

AMD Radeon RX 6900 XT

We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro SSG and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro SSG 's Advantages

Lower TDP (260W vs 300W)

AMD Radeon RX 6900 XT 's Advantages

Released 3 years and 2 months late

Boost Clock has increased by 50% (2250MHz vs 1500MHz)

Larger VRAM bandwidth (512.0GB/s vs 483.8GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro SSG

12.29 TFLOPS

Radeon RX 6900 XT +87%

23.04 TFLOPS

Radeon Pro SSG

VS

Radeon RX 6900 XT

Graphics Card

Aug 2017

Release Date

Oct 2020

Radeon Pro

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1440 MHz

Base Clock

1825 MHz

1500 MHz

Boost Clock

2250 MHz

945 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

512.0GB/s

Render Config

64

Compute Units

80

-

4096

Shading Units

5120

256

TMUs

320

64

ROPs

128

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

96.00 GPixel/s

Pixel Rate

288.0 GPixel/s

384.0 GTexel/s

Texture Rate

720.0 GTexel/s

24.58 TFLOPS

FP16 (half)

46.08 TFLOPS

12.29 TFLOPS

FP32 (float)

23.04 TFLOPS

768.0 GFLOPS

FP64 (double)

1440 GFLOPS

Board Design

260W

TDP

300W

600 W

Suggested PSU

700 W

6x mini-DisplayPort 1.4a

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Vega 10

GPU Name

Navi 21

Vega 10 XT GL (215-0894124)

GPU Variant

Navi 21 XTX (215-121000167)

GCN 5.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

12.5 billion

Transistors

26.8 billion

495 mm²

Die Size

520 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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