AMD Radeon RX 590 vs AMD Radeon HD 6850

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 590 and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 590 's Advantages

Released 8 years and 1 months late

Boost Clock1545MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 128.0GB/s)

1344 additional rendering cores

AMD Radeon HD 6850 's Advantages

Lower TDP (127W vs 175W)

Score

Benchmark

FP32 (float)

Radeon RX 590 +378%

7.119 TFLOPS

Radeon HD 6850

1.488 TFLOPS

Radeon RX 590

VS

Radeon HD 6850

Graphics Card

Nov 2018

Release Date

Oct 2010

Polaris

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1469 MHz

Base Clock

-

1545 MHz

Boost Clock

-

2000 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

36

Compute Units

12

2304

Shading Units

960

144

TMUs

48

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

49.44 GPixel/s

Pixel Rate

24.80 GPixel/s

222.5 GTexel/s

Texture Rate

37.20 GTexel/s

7.119 TFLOPS

FP16 (half)

-

7.119 TFLOPS

FP32 (float)

1488 GFLOPS

445.0 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 30

GPU Name

Barts

Polaris 30 XT (215-0922006)

GPU Variant

Barts PRO (215-0798006)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

12 nm

Process Size

40 nm

5.7 billion

Transistors

1.7 billion

232 mm²

Die Size

255 mm²

Board Design

175W

TDP

127W

450 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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