AMD Radeon RX 6800 XT vs AMD Radeon RX 7700 XT

VS

AMD Radeon RX 6800 XT AMD Radeon RX 7700 XT

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 12GB VRAM Radeon RX 7700 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (512.0GB/s vs 432.0GB/s)

1152 additional rendering cores

AMD Radeon RX 7700 XT 's Advantages

Released 2 years and 10 months late

Boost Clock has increased by 13% (2544MHz vs 2250MHz)

Lower TDP (245W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT

20.74 TFLOPS

Radeon RX 7700 XT +69%

35.17 TFLOPS

3DMark Time Spy

Radeon RX 6800 XT +13%

19415

Radeon RX 7700 XT

17043

Blender

Radeon RX 6800 XT +19%

2647

Radeon RX 7700 XT

2218

Shadow of the Tomb Raider 2160p

Radeon RX 6800 XT +12%

72

Radeon RX 7700 XT

64

Shadow of the Tomb Raider 1440p

Radeon RX 6800 XT +4%

134

Radeon RX 7700 XT

128

Shadow of the Tomb Raider 1080p

Radeon RX 6800 XT

188

Radeon RX 7700 XT +15%

218

Cyberpunk 2077 2160p

Radeon RX 6800 XT +66%

60

Radeon RX 7700 XT

36

Cyberpunk 2077 1440p

Radeon RX 6800 XT

69

Radeon RX 7700 XT +37%

95

Cyberpunk 2077 1080p

Radeon RX 6800 XT

102

Radeon RX 7700 XT +42%

145

GTA 5 2160p

Radeon RX 6800 XT

111

Radeon RX 7700 XT

110

GTA 5 1440p

Radeon RX 6800 XT +23%

138

Radeon RX 7700 XT

112

GTA 5 1080p

Radeon RX 6800 XT

178

Radeon RX 7700 XT +6%

190

Horizon Forbidden West 1080p

Radeon RX 6800 XT +22%

107

Radeon RX 7700 XT

87

Horizon Forbidden West 1440p

Radeon RX 6800 XT

52

Radeon RX 7700 XT +34%

70

Radeon RX 6800 XT

VS

Radeon RX 7700 XT

Graphics Card

Oct 2020

Release Date

Aug 2023

Navi II

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1825 MHz

Base Clock

1435 MHz

2250 MHz

Boost Clock

2544 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

192bit

512.0GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

-

72

Compute Units

54

4608

Shading Units

3456

288

TMUs

216

128

ROPs

96

-

Tensor Cores

-

72

RT Cores

54

128 KB per Array

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

288.0 GPixel/s

Pixel Rate

244.2 GPixel/s

648.0 GTexel/s

Texture Rate

549.5 GTexel/s

41.47 TFLOPS

FP16 (half)

70.34 TFLOPS

20.74 TFLOPS

FP32 (float)

35.17 TFLOPS

1296 GFLOPS

FP64 (double)

1099 GFLOPS

Graphics Processor

Navi 21

GPU Name

Navi 32

Navi 21 XT (215-121000177)

GPU Variant

Navi 32 XL (215-180000076)

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

26.8 billion

Transistors

28.1 billion

520 mm²

Die Size

346 mm²

Board Design

300W

TDP

245W

700 W

Suggested PSU

550 W

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

Outputs

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

2x 8-pin

Power Connectors

2x 8-pin

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

-

CUDA

-

6.5

Shader Model

6.7

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