NVIDIA GeForce RTX 3080 Ti vs AMD Radeon HD 6970

VS

NVIDIA GeForce RTX 3080 Ti AMD Radeon HD 6970

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 2GB VRAM Radeon HD 6970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Released 10 years and 5 months late

Boost Clock1665MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (912.4GB/s vs 176.0GB/s)

8704 additional rendering cores

AMD Radeon HD 6970 's Advantages

Lower TDP (250W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +1161%

34.1 TFLOPS

Radeon HD 6970

2.703 TFLOPS

GeForce RTX 3080 Ti

VS

Radeon HD 6970

Graphics Card

May 2021

Release Date

Dec 2010

GeForce 30

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

1375 MHz

Memory

12GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

256bit

912.4GB/s

Bandwidth

176.0GB/s

Render Config

80

SM Count

-

Compute Units

24

10240

Shading Units

1536

320

TMUs

96

112

ROPs

32

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

512 KB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

28.16 GPixel/s

532.8 GTexel/s

Texture Rate

84.48 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

2.703 TFLOPS

532.8 GFLOPS

FP64 (double)

675.8 GFLOPS

Graphics Processor

GA102

GPU Name

Cayman

GA102-225-A1

GPU Variant

Cayman XT (215-0807007)

Ampere

Architecture

TeraScale 3

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

28.3 billion

Transistors

2.64 billion

628 mm²

Die Size

389 mm²

Board Design

350W

TDP

250W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

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

8.6

CUDA

-

6.6

Shader Model

5.0

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