NVIDIA GeForce RTX 4070 vs AMD Radeon HD 7950

VS

NVIDIA GeForce RTX 4070 AMD Radeon HD 7950

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4070 and 3GB VRAM Radeon HD 7950 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 3 months late

Boost Clock2475MHz

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (504.2GB/s vs 240.0GB/s)

4096 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4070 +916%

29.15 TFLOPS

Radeon HD 7950

2.867 TFLOPS

3DMark Time Spy

GeForce RTX 4070 +831%

17859

Radeon HD 7950

1917

GeForce RTX 4070

VS

Radeon HD 7950

Graphics Card

Apr 2023

Release Date

Jan 2012

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

1250 MHz

Memory

12GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

384bit

504.2GB/s

Bandwidth

240.0GB/s

Render Config

46

SM Count

-

Compute Units

28

5888

Shading Units

1792

184

TMUs

112

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

25.60 GPixel/s

455.4 GTexel/s

Texture Rate

89.60 GTexel/s

29.15 TFLOPS

FP16 (half)

-

29.15 TFLOPS

FP32 (float)

2.867 TFLOPS

455.4 GFLOPS

FP64 (double)

716.8 GFLOPS

Graphics Processor

AD104

GPU Name

Tahiti

AD104-250-A1

GPU Variant

Tahiti PRO (215-0821056)

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

Board Design

200W

TDP

200W

550 W

Suggested PSU

550 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

2x 6-pin

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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