AMD Radeon HD 6850 vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon HD 6850

NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 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

AMD Radeon HD 6850 's Advantages

Lower TDP (127W vs 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 11 years and 3 months late

Boost Clock1710MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (912.4GB/s vs 128.0GB/s)

8000 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850

1.488 TFLOPS

GeForce RTX 3080 12 GB +1959%

30.64 TFLOPS

Radeon HD 6850

VS

GeForce RTX 3080 12 GB

Graphics Card

Oct 2010

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

1260 MHz

-

Boost Clock

1710 MHz

1000 MHz

Memory Clock

1188 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

384bit

128.0GB/s

Bandwidth

912.4GB/s

Render Config

12

Compute Units

-

SM Count

70

960

Shading Units

8960

48

TMUs

280

32

ROPs

96

-

Tensor Cores

280

-

RT Cores

70

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

5 MB

-

Theoretical Performance

24.80 GPixel/s

Pixel Rate

164.2 GPixel/s

37.20 GTexel/s

Texture Rate

478.8 GTexel/s

-

FP16 (half)

30.64 TFLOPS

1488 GFLOPS

FP32 (float)

30.64 TFLOPS

-

FP64 (double)

478.8 GFLOPS

Board Design

127W

TDP

350W

300 W

Suggested PSU

750 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 12-pin

Graphics Processor

Barts

GPU Name

GA102

Barts PRO (215-0798006)

GPU Variant

GA102-220-A1

TeraScale 2

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

1.7 billion

Transistors

28.3 billion

255 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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