AMD Radeon RX 6900 XTX vs NVIDIA GeForce RTX 4070 SUPER

VS

AMD Radeon RX 6900 XTX

NVIDIA GeForce RTX 4070 SUPER

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 12GB VRAM GeForce RTX 4070 SUPER to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XTX 's Advantages

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (576.0GB/s vs 504.2GB/s)

NVIDIA GeForce RTX 4070 SUPER 's Advantages

Boost Clock has increased by 2% (2475MHz vs 2435MHz)

2048 additional rendering cores

Lower TDP (220W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX

24.93 TFLOPS

GeForce RTX 4070 SUPER +42%

35.48 TFLOPS

Radeon RX 6900 XTX

VS

GeForce RTX 4070 SUPER

Graphics Card

Unknown

Release Date

Jan 2024

Navi II

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2075 MHz

Base Clock

1980 MHz

2435 MHz

Boost Clock

2475 MHz

2250 MHz

Memory Clock

1313 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

192bit

576.0GB/s

Bandwidth

504.2GB/s

Render Config

80

Compute Units

-

SM Count

56

5120

Shading Units

7168

320

TMUs

224

128

ROPs

80

-

Tensor Cores

224

80

RT Cores

56

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

48 MB

128 MB

L3 Cache

-

Theoretical Performance

311.7 GPixel/s

Pixel Rate

198.0 GPixel/s

779.2 GTexel/s

Texture Rate

554.4 GTexel/s

49.87 TFLOPS

FP16 (half)

35.48 TFLOPS

24.93 TFLOPS

FP32 (float)

35.48 TFLOPS

1.558 TFLOPS

FP64 (double)

554.4 GFLOPS

Board Design

330W

TDP

220W

700 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.13x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 21

GPU Name

AD104

Navi 21 XTXH (215-121000247)

GPU Variant

AD104-350-A1

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

26.8 billion

Transistors

35.8 billion

520 mm²

Die Size

294 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.5

Shader Model

6.8

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