GPU Comparison

A

AMD

RADEON

AMD Radeon HD 6850 X2

CORE STATE Barts

VRAM 2 GB

CLOCK SPEED —

TDP 254 W

BUS WIDTH 256 bit

ARCHITECTURE TeraScale 2

nm

PROCESS 40 nm

LAUNCH DATE 2011

VS

A

AMD

RADEON

Radeon Pro WX 4100

CORE STATE Baffin

VRAM 4 GB

CLOCK SPEED 1201 MHz

TDP 50 W

BUS WIDTH 128 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2016

PERFORMANCE BENCHMARKS

geekbench_opencl

3,977

17,608

geekbench_metal

N/A

20,980

geekbench_vulkan

N/A

18,563

passmark_directx_10

N/A

16

passmark_directx_11

N/A

24

passmark_directx_12

N/A

22

passmark_directx_9

N/A

56

passmark_g2d

N/A

646

passmark_g3d

N/A

3,699

passmark_gpu_compute

N/A

1,475

DETAILED SPECIFICATIONS

SPECIFICATION

HD 6850 X2

Pro WX 4100

Core Specs

Shading Units

960

1,024 +6.7%

Shaders

960

1,024 +6.7%

TMUs

48

64 +33.3%

ROPs

32

16 -50.0%

Compute Units

12

16 +33.3%

Clocks

Base Clock

—

1125 MHz

Boost Clock

—

1201 MHz

GPU Clock

800 MHz

—

Memory Clock

1050 MHz 4.2 Gbps effective

1500 MHz 6 Gbps effective

Memory

Memory Size

2 GB

4 GB

VRAM (MB)

2,048

4,096 +100.0%

Memory Type

GDDR5

GDDR5

Memory Bus

256 bit

128 bit

Bandwidth

134.4 GB/s

96.00 GB/s

Cache

L1 Cache

8 KB (per CU)

16 KB (per CU)

L2 Cache

512 KB

1024 KB

Performance

Pixel Rate

25.60 GPixel/s

19.22 GPixel/s

Texture Rate

38.40 GTexel/s

76.86 GTexel/s

FP32 (TFLOPS)

1.536 TFLOPS

2.460 TFLOPS

FP64 (TFLOPS)

—

153.7 GFLOPS (1:16)

FP16 (TFLOPS)

—

2.460 TFLOPS (1:1)

Power

TDP

254 W

50 W

TDP (W)

254

50 -80.3%

Suggested PSU

600 W

250 W

Power Connectors

2x 8-pin

None

Architecture

Architecture

TeraScale 2

GCN 4.0

GPU Name

Barts

Baffin

Generation

Northern Islands (HD 6800)

Radeon Pro Polaris (WX x100)

Process Size

40 nm

14 nm

Transistors

1,700 million

3,000 million

Die Size

255 mm²

123 mm²

Foundry

TSMC

GlobalFoundries

Density

6.7M / mm²

24.4M / mm²

API Support

DirectX

11.2 (11_0)

12 (12_0)

OpenGL

4.4

4.6

Vulkan

—

1.3

OpenCL

1.2

2.1

Shader Model

5.0

6.7

Physical

Slot Width

Dual-slot

Single-slot

Length

—

168 mm 6.6 inches

Height

—

69 mm 2.7 inches

Outputs

2x DVI1x HDMI 1.3a1x DisplayPort 1.1

4x mini-DisplayPort 1.4a

Bus Interface

PCIe 2.0 x16

PCIe 3.0 x8

Other

Launch Price

—

399 USD

Production

End-of-life

End-of-life

Predecessor

Evergreen

Radeon Pro GCN

Successor

Southern Islands

Radeon Pro Vega

View Radeon HD 6850 X2 Details View Radeon Pro WX 4100 Details