NVIDIA GeForce RTX 4080 Ti vs AMD Radeon HD 6950

VS

NVIDIA GeForce RTX 4080 Ti

AMD Radeon HD 6950

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 Ti and 2GB VRAM Radeon HD 6950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Ti 's Advantages

Boost Clock2610MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (678.4GB/s vs 160.0GB/s)

12672 additional rendering cores

AMD Radeon HD 6950 's Advantages

Lower TDP (200W vs 400W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Ti +3162%

73.5 TFLOPS

Radeon HD 6950

2.253 TFLOPS

GeForce RTX 4080 Ti

VS

Radeon HD 6950

Graphics Card

Unknown

Release Date

Dec 2010

GeForce 40

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2340 MHz

Base Clock

-

2610 MHz

Boost Clock

-

1325 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

256bit

Memory Bus

256bit

678.4GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

22

110

SM Count

-

14080

Shading Units

1408

440

TMUs

88

144

ROPs

32

440

Tensor Cores

-

110

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

80 MB

L2 Cache

512 KB

-

Theoretical Performance

375.8 GPixel/s

Pixel Rate

25.60 GPixel/s

1148 GTexel/s

Texture Rate

70.40 GTexel/s

73.50 TFLOPS

FP16 (half)

-

73.50 TFLOPS

FP32 (float)

2.253 TFLOPS

1148 GFLOPS

FP64 (double)

563.2 GFLOPS

Board Design

400W

TDP

200W

800 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD102

GPU Name

Cayman

AD102-225-A1

GPU Variant

Cayman PRO (215-0807019)

Ada Lovelace

Architecture

TeraScale 3

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

76.3 billion

Transistors

2.64 billion

609 mm²

Die Size

389 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

5.0

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