NVIDIA GeForce RTX 4070 vs AMD Radeon HD 7970

VS

NVIDIA GeForce RTX 4070

AMD Radeon HD 7970

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 's Advantages

Released 11 years and 4 months late

Boost Clock2475MHz

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (504.2GB/s vs 264.0GB/s)

3840 additional rendering cores

Lower TDP (200W vs 250W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 +669%

29.15 TFLOPS

Radeon HD 7970

3.789 TFLOPS

3DMark Time Spy

GeForce RTX 4070 +683%

17856

Radeon HD 7970

2279

GeForce RTX 4070

VS

Radeon HD 7970

Graphics Card

Apr 2023

Release Date

Dec 2011

GeForce 40

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1920 MHz

Base Clock

-

2475 MHz

Boost Clock

-

1313 MHz

Memory Clock

1375 MHz

Memory

12GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

384bit

504.2GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

46

SM Count

-

5888

Shading Units

2048

184

TMUs

128

64

ROPs

32

184

Tensor Cores

-

46

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

36 MB

L2 Cache

768 KB

-

Theoretical Performance

158.4 GPixel/s

Pixel Rate

29.60 GPixel/s

455.4 GTexel/s

Texture Rate

118.4 GTexel/s

29.15 TFLOPS

FP16 (half)

-

29.15 TFLOPS

FP32 (float)

3.789 TFLOPS

455.4 GFLOPS

FP64 (double)

947.2 GFLOPS

Board Design

200W

TDP

250W

550 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

AD104

GPU Name

Tahiti

AD104-250-A1

GPU Variant

Tahiti XT (215-0821060)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

35.8 billion

Transistors

4.313 billion

295 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

5.1

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