ATI Radeon HD 2950 XTX vs NVIDIA GeForce RTX 3080 12 GB

VS

ATI Radeon HD 2950 XTX NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2950 XTX and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2950 XTX 's Advantages

Lower TDP (110W vs 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Boost Clock1710MHz

Larger VRAM bandwidth (912.4GB/s vs 72.06GB/s)

8640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2950 XTX

0.497 TFLOPS

GeForce RTX 3080 12 GB +6064%

30.64 TFLOPS

Radeon HD 2950 XTX

VS

GeForce RTX 3080 12 GB

Graphics Card

Unknown

Release Date

Jan 2022

Radeon R600

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1260 MHz

-

Boost Clock

1710 MHz

1126 MHz

Memory Clock

1188 MHz

Memory

512MB

Memory Size

12GB

GDDR4

Memory Type

GDDR6X

256bit

Memory Bus

384bit

72.06GB/s

Bandwidth

912.4GB/s

Render Config

-

SM Count

70

4

Compute Units

-

320

Shading Units

8960

16

TMUs

280

16

ROPs

96

-

Tensor Cores

280

-

RT Cores

70

-

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

5 MB

Theoretical Performance

12.43 GPixel/s

Pixel Rate

164.2 GPixel/s

12.43 GTexel/s

Texture Rate

478.8 GTexel/s

-

FP16 (half)

30.64 TFLOPS

497.3 GFLOPS

FP32 (float)

30.64 TFLOPS

99.46 GFLOPS

FP64 (double)

478.8 GFLOPS

Graphics Processor

RV670

GPU Name

GA102

RV670 XTX (215-0708004)

GPU Variant

GA102-220-A1

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.666 billion

Transistors

28.3 billion

192 mm²

Die Size

628 mm²

Board Design

110W

TDP

350W

300 W

Suggested PSU

750 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 12-pin

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.6

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