GPU Comparison

A

AMD

RADEON

AMD Radeon RX 480

CORE STATE Ellesmere

VRAM 8 GB

CLOCK SPEED 1266 MHz

TDP 150 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2016

VS

A

AMD

RADEON

Radeon RX 6600S

CORE STATE Navi 23

VRAM 4 GB

CLOCK SPEED 2000 MHz

TDP 80 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

966

N/A

geekbench_metal

51,057

N/A

geekbench_opencl

38,245

66,403

geekbench_vulkan

45,968

N/A

passmark_directx_10

N/A

81

passmark_directx_11

N/A

105

passmark_directx_12

N/A

56

passmark_directx_9

N/A

176

passmark_g2d

N/A

647

passmark_g3d

N/A

12,649

passmark_gpu_compute

N/A

4,879

DETAILED SPECIFICATIONS

SPECIFICATION

RX 480

RX 6600S

Core Specs

Shading Units

2,304

1,792 -22.2%

Shaders

2,304

1,792 -22.2%

TMUs

144

112 -22.2%

ROPs

32

64 +100.0%

Compute Units

36

28 -22.2%

Clocks

Base Clock

1120 MHz

1700 MHz

Boost Clock

1266 MHz

2000 MHz

Game Clock

—

1881 MHz

Memory Clock

2000 MHz 8 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

8 GB

4 GB

VRAM (MB)

8,192

4,096 -50.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

128 bit

Bandwidth

256.0 GB/s

224.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

2 MB

2 MB

L3 Cache

—

32 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

40.51 GPixel/s

128.0 GPixel/s

Texture Rate

182.3 GTexel/s

224.0 GTexel/s

FP32 (TFLOPS)

5.834 TFLOPS

7.168 TFLOPS

FP64 (TFLOPS)

364.6 GFLOPS (1:16)

448.0 GFLOPS (1:16)

FP16 (TFLOPS)

5.834 TFLOPS (1:1)

14.34 TFLOPS (2:1)

AI/RT

RT Cores

—

28

Power

TDP

150 W

80 W

TDP (W)

150

80 -46.7%

Suggested PSU

450 W

—

Power Connectors

1x 6-pin

None

Architecture

Architecture

GCN 4.0

RDNA 2.0

GPU Name

Ellesmere

Navi 23

Generation

Arctic Islands (RX 400)

Navi Mobile (RX 6000M)

Process Size

14 nm

7 nm

Transistors

5,700 million

11,060 million

Die Size

232 mm²

237 mm²

Foundry

GlobalFoundries

TSMC

Density

24.6M / mm²

46.7M / mm²

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.1

Shader Model

6.7

6.8

Physical

Slot Width

Dual-slot

IGP

Length

240 mm 9.4 inches

—

Height

95 mm 3.7 inches

—

Outputs

1x HDMI 2.0b3x DisplayPort 1.4a

Portable Device Dependent

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x8

Other

Launch Price

229 USD

—

Production

End-of-life

End-of-life

Predecessor

Pirate Islands

Polaris Mobile

Successor

Polaris

—

View Radeon RX 480 Details View Radeon RX 6600S Details