NVIDIA GeForce RTX 3080 vs AMD Radeon HD 6850 1440SP Edition

VS

NVIDIA GeForce RTX 3080

AMD Radeon HD 6850 1440SP Edition

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 1024MB VRAM Radeon HD 6850 1440SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 8 years and 1 months late

Boost Clock1710MHz

More VRAM (10GB vs 1024GB)

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

7264 additional rendering cores

AMD Radeon HD 6850 1440SP Edition 's Advantages

Lower TDP (151W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +1325%

29.77 TFLOPS

Radeon HD 6850 1440SP Edition

2.088 TFLOPS

GeForce RTX 3080

VS

Radeon HD 6850 1440SP Edition

Graphics Card

Sep 2020

Release Date

Aug 2012

GeForce 30

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1188 MHz

Memory Clock

1000 MHz

Memory

10GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

256bit

760.3GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

18

68

SM Count

-

8704

Shading Units

1440

272

TMUs

72

96

ROPs

32

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

5 MB

L2 Cache

512 KB

-

Theoretical Performance

164.2 GPixel/s

Pixel Rate

23.20 GPixel/s

465.1 GTexel/s

Texture Rate

52.20 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

2.088 TFLOPS

465.1 GFLOPS

FP64 (double)

417.6 GFLOPS

Board Design

320W

TDP

151W

700 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

2x 6-pin

Graphics Processor

GA102

GPU Name

Cypress

GA102-200-KD-A1

GPU Variant

Cypress PRO (215-0735043)

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

28.3 billion

Transistors

2.154 billion

628 mm²

Die Size

334 mm²

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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