AMD Radeon HD 6850 vs NVIDIA GeForce RTX 3080

VS

AMD Radeon HD 6850 NVIDIA GeForce RTX 3080

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 10GB VRAM GeForce RTX 3080 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 320W)

NVIDIA GeForce RTX 3080 's Advantages

Released 9 years and 11 months late

Boost Clock1710MHz

More VRAM (10GB vs 1GB)

Larger VRAM bandwidth (760.3GB/s vs 128.0GB/s)

7744 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850

1.488 TFLOPS

GeForce RTX 3080 +1900%

29.77 TFLOPS

Radeon HD 6850

VS

GeForce RTX 3080

Graphics Card

Oct 2010

Release Date

Sep 2020

Northern Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1440 MHz

-

Boost Clock

1710 MHz

1000 MHz

Memory Clock

1188 MHz

Memory

1024MB

Memory Size

10GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

320bit

128.0GB/s

Bandwidth

760.3GB/s

Render Config

-

SM Count

68

12

Compute Units

-

960

Shading Units

8704

48

TMUs

272

32

ROPs

96

-

Tensor Cores

272

-

RT Cores

68

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

465.1 GTexel/s

-

FP16 (half)

29.77 TFLOPS

1488 GFLOPS

FP32 (float)

29.77 TFLOPS

-

FP64 (double)

465.1 GFLOPS

Graphics Processor

Barts

GPU Name

GA102

Barts PRO (215-0798006)

GPU Variant

GA102-200-KD-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

Board Design

127W

TDP

320W

300 W

Suggested PSU

700 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 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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