AMD Radeon HD 7950 vs NVIDIA GeForce RTX 4080 Ti

VS

AMD Radeon HD 7950

NVIDIA GeForce RTX 4080 Ti

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 16GB VRAM GeForce RTX 4080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 's Advantages

Lower TDP (200W vs 400W)

NVIDIA GeForce RTX 4080 Ti 's Advantages

Boost Clock2610MHz

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (678.4GB/s vs 240.0GB/s)

12288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7950

2.867 TFLOPS

GeForce RTX 4080 Ti +2463%

73.5 TFLOPS

Radeon HD 7950

VS

GeForce RTX 4080 Ti

Graphics Card

Jan 2012

Release Date

Unknown

Southern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2340 MHz

-

Boost Clock

2610 MHz

1250 MHz

Memory Clock

1325 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

678.4GB/s

Render Config

28

Compute Units

-

SM Count

110

1792

Shading Units

14080

112

TMUs

440

32

ROPs

144

-

Tensor Cores

440

-

RT Cores

110

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

80 MB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

375.8 GPixel/s

89.60 GTexel/s

Texture Rate

1148 GTexel/s

-

FP16 (half)

73.50 TFLOPS

2.867 TFLOPS

FP32 (float)

73.50 TFLOPS

716.8 GFLOPS

FP64 (double)

1148 GFLOPS

Board Design

200W

TDP

400W

550 W

Suggested PSU

800 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 16-pin

Graphics Processor

Tahiti

GPU Name

AD102

Tahiti PRO (215-0821056)

GPU Variant

AD102-225-A1

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

4.313 billion

Transistors

76.3 billion

352 mm²

Die Size

609 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

5.1

Shader Model

6.7

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