AMD Radeon RX 7950 XT vs AMD Radeon RX 6900 XTX

VS

AMD Radeon RX 7950 XT

AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7950 XT and 16GB VRAM Radeon RX 6900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7950 XT 's Advantages

Boost Clock has increased by 23% (3000MHz vs 2435MHz)

More VRAM (20GB vs 16GB)

Larger VRAM bandwidth (800.0GB/s vs 576.0GB/s)

256 additional rendering cores

Lower TDP (300W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 7950 XT +158%

64.51 TFLOPS

Radeon RX 6900 XTX

24.93 TFLOPS

Radeon RX 7950 XT

VS

Radeon RX 6900 XTX

Graphics Card

Unknown

Release Date

Unknown

Navi III

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2000 MHz

Base Clock

2075 MHz

3000 MHz

Boost Clock

2435 MHz

2500 MHz

Memory Clock

2250 MHz

Memory

20GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

320bit

Memory Bus

256bit

800.0GB/s

Bandwidth

576.0GB/s

Render Config

84

Compute Units

80

-

5376

Shading Units

5120

336

TMUs

320

192

ROPs

128

-

84

RT Cores

80

256 KB per Array

L1 Cache

128 KB per Array

6 MB

L2 Cache

4 MB

80 MB

L3 Cache

128 MB

Theoretical Performance

576.0 GPixel/s

Pixel Rate

311.7 GPixel/s

1008 GTexel/s

Texture Rate

779.2 GTexel/s

129.0 TFLOPS

FP16 (half)

49.87 TFLOPS

64.51 TFLOPS

FP32 (float)

24.93 TFLOPS

2.016 TFLOPS

FP64 (double)

1.558 TFLOPS

Board Design

300W

TDP

330W

700 W

Suggested PSU

700 W

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

Outputs

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

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 31

GPU Name

Navi 21

Navi 31 XT+

GPU Variant

Navi 21 XTXH (215-121000247)

RDNA 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

57.7 billion

Transistors

26.8 billion

529 mm²

Die Size

520 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.5

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