AMD Radeon RX 6950 XT vs AMD Radeon RX 8800 XT

VS

AMD Radeon RX 6950 XT

AMD Radeon RX 8800 XT

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6950 XT 's Advantages

1024 additional rendering cores

AMD Radeon RX 8800 XT 's Advantages

Boost Clock has increased by 5% (2430MHz vs 2310MHz)

Larger VRAM bandwidth (624.1GB/s vs 576.0GB/s)

Lower TDP (220W vs 335W)

Score

Benchmark

FP32 (float)

Radeon RX 6950 XT +18%

23.65 TFLOPS

Radeon RX 8800 XT

19.91 TFLOPS

Radeon RX 6950 XT

VS

Radeon RX 8800 XT

Graphics Card

May 2022

Release Date

Unknown

Navi II

Generation

Navi IV(RX 8000)

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1860 MHz

Base Clock

1295 MHz

2310 MHz

Boost Clock

2430 MHz

2250 MHz

Memory Clock

2438 MHz

Memory

16GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

624.1GB/s

Render Config

80

Compute Units

64

-

5120

Shading Units

4096

320

TMUs

256

128

ROPs

96

-

80

RT Cores

64

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

128 MB

L3 Cache

64 MB

Theoretical Performance

295.7 GPixel/s

Pixel Rate

233.3 GPixel/s

739.2 GTexel/s

Texture Rate

622.1 GTexel/s

47.31 TFLOPS

FP16 (half)

39.81 TFLOPS

23.65 TFLOPS

FP32 (float)

19.91 TFLOPS

1478 GFLOPS

FP64 (double)

622.1 GFLOPS

Board Design

335W

TDP

220W

700 W

Suggested PSU

550 W

1x HDMI 2.1 2x DisplayPort 1.4a

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

Navi 48

Navi 21 KXTX (215-121000289)

GPU Variant

Navi 48 XT

RDNA 2.0

Architecture

RDNA 4.0

TSMC

Foundry

TSMC

7 nm

Process Size

4 nm

26.8 billion

Transistors

Unknown

520 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

6.5

Shader Model

6.8

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