GPU Comparison

A

AMD

RADEON

AMD Radeon 780M

CORE STATE Phoenix

VRAM System Shared

CLOCK SPEED 2700 MHz

TDP 15 W

BUS WIDTH System Shared

ARCHITECTURE RDNA 3.0

nm

PROCESS 4 nm

LAUNCH DATE 2023

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

3dmark_3dmark_steel_nomad_dx12

480

1,005

geekbench_opencl

25,770

37,453

geekbench_vulkan

30,921

45,173

geekbench_metal

N/A

52,176

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

780M

RX 580

Core Specs

Shading Units

768

2,304 +200.0%

Shaders

768

2,304 +200.0%

TMUs

48

144 +200.0%

ROPs

32

32 0.0%

Compute Units

12

36 +200.0%

Clocks

Base Clock

800 MHz

1257 MHz

Boost Clock

2700 MHz

1340 MHz

Memory Clock

System Shared

2000 MHz 8 Gbps effective

Memory

Memory Size

System Shared

8 GB

VRAM (MB)

—

8,192

Memory Type

System Shared

GDDR5

Memory Bus

System Shared

256 bit

Bandwidth

System Dependent

256.0 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per CU)

L2 Cache

2 MB

2 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

86.40 GPixel/s

42.88 GPixel/s

Texture Rate

129.6 GTexel/s

193.0 GTexel/s

FP32 (TFLOPS)

8.294 TFLOPS

6.175 TFLOPS

FP64 (TFLOPS)

518.4 GFLOPS (1:16)

385.9 GFLOPS (1:16)

FP16 (TFLOPS)

16.59 TFLOPS (2:1)

6.175 TFLOPS (1:1)

AI/RT

RT Cores

12

—

Power

TDP

15 W

185 W

TDP (W)

15

185 +1133.3%

Suggested PSU

—

450 W

Power Connectors

None

1x 8-pin

Architecture

Architecture

RDNA 3.0

GCN 4.0

GPU Name

Phoenix

Polaris 20

Generation

Navi III IGP (Phoenix Mobile)

Polaris (RX 500)

Process Size

4 nm

14 nm

Transistors

25,390 million

5,700 million

Die Size

178 mm²

232 mm²

Foundry

TSMC

GlobalFoundries

Density

142.6M / mm²

24.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.3

OpenCL

2.1

2.1

Shader Model

6.8

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 4.0 x8

PCIe 3.0 x16

Other

Launch Price

—

229 USD

Production

Active

End-of-life

Predecessor

Navi II IGP

Arctic Islands

Successor

Navi III IGP

Vega

View Radeon 780M Details View Radeon RX 580 Details