NVIDIA GeForce RTX 4070 GDDR6 vs AMD Radeon RX 6800

VS

NVIDIA GeForce RTX 4070 GDDR6

AMD Radeon RX 6800

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 GDDR6 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 GDDR6 's Advantages

Released 3 years and 10 months late

Boost Clock has increased by 18% (2475MHz vs 2105MHz)

2048 additional rendering cores

Lower TDP (200W vs 250W)

AMD Radeon RX 6800 's Advantages

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (512.0GB/s vs 480.0GB/s)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 GDDR6 +80%

29.15 TFLOPS

Radeon RX 6800

16.17 TFLOPS

3DMark Time Spy

GeForce RTX 4070 GDDR6 +9%

17853

Radeon RX 6800

16233

GeForce RTX 4070 GDDR6

VS

Radeon RX 6800

Graphics Card

Aug 2024

Release Date

Oct 2020

GeForce 40

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1920 MHz

Base Clock

1700 MHz

2475 MHz

Boost Clock

2105 MHz

2500 MHz

Memory Clock

2000 MHz

Memory

12GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

480.0GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

60

46

SM Count

-

5888

Shading Units

3840

184

TMUs

240

64

ROPs

96

184

Tensor Cores

-

46

RT Cores

60

128 KB (per SM)

L1 Cache

128 KB per Array

36 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

158.4 GPixel/s

Pixel Rate

202.1 GPixel/s

455.4 GTexel/s

Texture Rate

505.2 GTexel/s

29.15 TFLOPS

FP16 (half)

32.33 TFLOPS

29.15 TFLOPS

FP32 (float)

16.17 TFLOPS

455.4 GFLOPS

FP64 (double)

1010 GFLOPS

Board Design

200W

TDP

250W

550 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 16-pin

Power Connectors

2x 8-pin

Graphics Processor

AD104

GPU Name

Navi 21

AD104-2XX-A1

GPU Variant

Navi 21 XL (215-121000187)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

35.8 billion

Transistors

26.8 billion

294 mm²

Die Size

520 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.9

CUDA

-

6.8

Shader Model

6.5

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