GPU Comparison

A

AMD

RADEON

AMD Radeon Pro 555

CORE STATE Polaris 21

VRAM 2 GB

CLOCK SPEED —

TDP 75 W

BUS WIDTH 128 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2017

VS

A

AMD

RADEON

Radeon RX 580

CORE STATE Polaris 20

VRAM 8 GB

CLOCK SPEED 1340 MHz

TDP 185 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

geekbench_metal

16,307

52,176

geekbench_opencl

11,575

37,453

geekbench_vulkan

12,303

45,173

3dmark_3dmark_steel_nomad_dx12

N/A

1,005

passmark_directx_10

N/A

46

passmark_directx_11

N/A

60

passmark_directx_12

N/A

43

passmark_directx_9

N/A

124

passmark_g2d

N/A

769

passmark_g3d

N/A

8,813

passmark_gpu_compute

N/A

3,488

DETAILED SPECIFICATIONS

SPECIFICATION

Pro 555

RX 580

Core Specs

Shading Units

768

2,304 +200.0%

Shaders

768

2,304 +200.0%

TMUs

48

144 +200.0%

ROPs

16

32 +100.0%

Compute Units

12

36 +200.0%

Clocks

Base Clock

—

1257 MHz

Boost Clock

—

1340 MHz

GPU Clock

850 MHz

—

Memory Clock

1275 MHz 5.1 Gbps effective

2000 MHz 8 Gbps effective

Memory

Memory Size

2 GB

8 GB

VRAM (MB)

2,048

8,192 +300.0%

Memory Type

GDDR5

GDDR5

Memory Bus

128 bit

256 bit

Bandwidth

81.60 GB/s

256.0 GB/s

Cache

L1 Cache

16 KB (per CU)

16 KB (per CU)

L2 Cache

1024 KB

2 MB

Performance

Pixel Rate

13.60 GPixel/s

42.88 GPixel/s

Texture Rate

40.80 GTexel/s

193.0 GTexel/s

FP32 (TFLOPS)

1,305.6 GFLOPS

6.175 TFLOPS

FP64 (TFLOPS)

81.60 GFLOPS (1:16)

385.9 GFLOPS (1:16)

FP16 (TFLOPS)

1,305.6 GFLOPS (1:1)

6.175 TFLOPS (1:1)

Power

TDP

75 W

185 W

TDP (W)

75

185 +146.7%

Suggested PSU

—

450 W

Power Connectors

None

1x 8-pin

Architecture

Architecture

GCN 4.0

GCN 4.0

GPU Name

Polaris 21

Polaris 20

Generation

Radeon Pro Mac (500 Series)

Polaris (RX 500)

Process Size

14 nm

14 nm

Transistors

3,000 million

5,700 million

Die Size

123 mm²

232 mm²

Foundry

GlobalFoundries

GlobalFoundries

Density

24.4M / mm²

24.6M / mm²

API Support

DirectX

12 (12_0)

12 (12_0)

OpenGL

4.6

4.6

Vulkan

1.3

1.3

OpenCL

2.1

2.1

Shader Model

6.7

6.7

Physical

Slot Width

IGP

Dual-slot

Length

—

241 mm 9.5 inches

Outputs

Portable Device Dependent

1x HDMI 2.0b3x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x8

PCIe 3.0 x16

Other

Launch Price

—

229 USD

Production

End-of-life

End-of-life

Predecessor

—

Arctic Islands

Successor

—

Vega

View Radeon Pro 555 Details View Radeon RX 580 Details