AMD Radeon RX 7700 vs AMD Radeon RX 6900 XTX

VS

AMD Radeon RX 7700

AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 7700 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 7700 's Advantages

Boost Clock has increased by 7% (2600MHz vs 2435MHz)

Lower TDP (200W vs 330W)

AMD Radeon RX 6900 XTX 's Advantages

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (576.0GB/s vs 432.0GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7700 +28%

31.95 TFLOPS

Radeon RX 6900 XTX

24.93 TFLOPS

Radeon RX 7700

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

1900 MHz

Base Clock

2075 MHz

2600 MHz

Boost Clock

2435 MHz

2250 MHz

Memory Clock

2250 MHz

Memory

12GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

576.0GB/s

Render Config

48

Compute Units

80

-

3072

Shading Units

5120

192

TMUs

320

96

ROPs

128

-

48

RT Cores

80

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

64 MB

L3 Cache

128 MB

Theoretical Performance

249.6 GPixel/s

Pixel Rate

311.7 GPixel/s

499.2 GTexel/s

Texture Rate

779.2 GTexel/s

63.90 TFLOPS

FP16 (half)

49.87 TFLOPS

31.95 TFLOPS

FP32 (float)

24.93 TFLOPS

998.4 GFLOPS

FP64 (double)

1.558 TFLOPS

Board Design

200W

TDP

330W

550 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

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 32

GPU Name

Navi 21

Navi 32

GPU Variant

Navi 21 XTXH (215-121000247)

RDNA 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

28.1 billion

Transistors

26.8 billion

346 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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