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 RX 5700 XT

CORE STATE Navi 10

VRAM 8 GB

CLOCK SPEED 1905 MHz

TDP 225 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 1.0

nm

PROCESS 7 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

geekbench_opencl

3,977

77,773

3dmark_3dmark_steel_nomad_dx12

N/A

2,134

geekbench_metal

N/A

93,691

geekbench_vulkan

N/A

73,091

passmark_directx_10

N/A

97

passmark_directx_11

N/A

116

passmark_directx_12

N/A

64

passmark_directx_9

N/A

226

passmark_g2d

N/A

922

passmark_g3d

N/A

16,277

passmark_gpu_compute

N/A

7,650

DETAILED SPECIFICATIONS

SPECIFICATION

HD 6850 X2

RX 5700 XT

Core Specs

Shading Units

960

2,560 +166.7%

Shaders

960

2,560 +166.7%

TMUs

48

160 +233.3%

ROPs

32

64 +100.0%

Compute Units

12

40 +233.3%

Clocks

Base Clock

—

1605 MHz

Boost Clock

—

1905 MHz

GPU Clock

800 MHz

—

Game Clock

—

1755 MHz

Memory Clock

1050 MHz 4.2 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

2 GB

8 GB

VRAM (MB)

2,048

8,192 +300.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

256 bit

Bandwidth

134.4 GB/s

448.0 GB/s

Cache

L1 Cache

8 KB (per CU)

—

L2 Cache

512 KB

4 MB

Performance

Pixel Rate

25.60 GPixel/s

121.9 GPixel/s

Texture Rate

38.40 GTexel/s

304.8 GTexel/s

FP32 (TFLOPS)

1.536 TFLOPS

9.754 TFLOPS

FP64 (TFLOPS)

—

609.6 GFLOPS (1:16)

FP16 (TFLOPS)

—

19.51 TFLOPS (2:1)

Power

TDP

254 W

225 W

TDP (W)

254

225 -11.4%

Suggested PSU

600 W

550 W

Power Connectors

2x 8-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

TeraScale 2

RDNA 1.0

GPU Name

Barts

Navi 10

Generation

Northern Islands (HD 6800)

Navi (RX 5000)

Process Size

40 nm

7 nm

Transistors

1,700 million

10,300 million

Die Size

255 mm²

251 mm²

Foundry

TSMC

TSMC

Density

6.7M / mm²

41.0M / mm²

API Support

DirectX

11.2 (11_0)

12 (12_1)

OpenGL

4.4

4.6

Vulkan

—

1.4

OpenCL

1.2

2.1

Shader Model

5.0

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

—

272 mm 10.7 inches

Height

—

111 mm 4.4 inches

Outputs

2x DVI1x HDMI 1.3a1x DisplayPort 1.1

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 2.0 x16

PCIe 4.0 x16

Other

Launch Price

—

399 USD

Production

End-of-life

End-of-life

Predecessor

Evergreen

Vega

Successor

Southern Islands

Navi II

View Radeon HD 6850 X2 Details View Radeon RX 5700 XT Details