AMD Radeon HD 6970 X2 vs NVIDIA GeForce RTX 3080 Ti 20 GB

VS

AMD Radeon HD 6970 X2

NVIDIA GeForce RTX 3080 Ti 20 GB

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 X2 and 20GB VRAM GeForce RTX 3080 Ti 20 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages

Boost Clock1665MHz

More VRAM (20GB vs 2GB)

Larger VRAM bandwidth (760.3GB/s vs 176.0GB/s)

8704 additional rendering cores

Lower TDP (350W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 X2

2.703 TFLOPS

GeForce RTX 3080 Ti 20 GB +1161%

34.1 TFLOPS

Radeon HD 6970 X2

VS

GeForce RTX 3080 Ti 20 GB

Graphics Card

Unknown

Release Date

Jan 2022

Northern Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1335 MHz

-

Boost Clock

1665 MHz

1375 MHz

Memory Clock

1188 MHz

Memory

2GB

Memory Size

20GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

320bit

176.0GB/s

Bandwidth

760.3GB/s

Render Config

24

Compute Units

-

SM Count

80

1536

Shading Units

10240

96

TMUs

320

32

ROPs

112

-

Tensor Cores

320

-

RT Cores

80

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

6 MB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

186.5 GPixel/s

84.48 GTexel/s

Texture Rate

532.8 GTexel/s

-

FP16 (half)

34.10 TFLOPS

2.703 TFLOPS

FP32 (float)

34.10 TFLOPS

-

FP64 (double)

532.8 GFLOPS

Board Design

375W

TDP

350W

750 W

Suggested PSU

750 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

3x 8-pin

Power Connectors

1x 12-pin

Graphics Processor

Antilles

GPU Name

GA102

Antilles XT (215-0807027)

GPU Variant

GA102-225-A1

TeraScale 3

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

2.64 billion

Transistors

28.3 billion

389 mm²

Die Size

628 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

5.0

Shader Model

6.6

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