GPU Comparison

A

AMD

RADEON

AMD Radeon Pro 555X

CORE STATE Polaris 21

VRAM 4 GB

CLOCK SPEED —

TDP 75 W

BUS WIDTH 128 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2018

VS

A

AMD

RADEON

Radeon RX 7900 GRE

CORE STATE Navi 31

VRAM 16 GB

CLOCK SPEED 2245 MHz

TDP 260 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

geekbench_metal

17,638

N/A

geekbench_opencl

12,661

167,913

geekbench_vulkan

13,201

144,142

3dmark_3dmark_steel_nomad_dx12

N/A

4,814

passmark_directx_10

N/A

139

passmark_directx_11

N/A

300

passmark_directx_12

N/A

107

passmark_directx_9

N/A

310

passmark_g2d

N/A

1,180

passmark_g3d

N/A

27,089

passmark_gpu_compute

N/A

15,016

DETAILED SPECIFICATIONS

SPECIFICATION

Pro 555X

RX 7900 GRE

Core Specs

Shading Units

768

5,120 +566.7%

Shaders

768

5,120 +566.7%

TMUs

48

320 +566.7%

ROPs

16

160 +900.0%

Compute Units

12

80 +566.7%

Clocks

Base Clock

—

1287 MHz

Boost Clock

—

2245 MHz

GPU Clock

907 MHz

—

Game Clock

—

1880 MHz

Shader Clock

—

1880 MHz

Memory Clock

1470 MHz 5.9 Gbps effective

2250 MHz 18 Gbps effective

Memory

Memory Size

4 GB

16 GB

VRAM (MB)

4,096

16,384 +300.0%

Memory Type

GDDR5

GDDR6

Memory Bus

128 bit

256 bit

Bandwidth

94.08 GB/s

576.0 GB/s

Cache

L1 Cache

16 KB (per CU)

256 KB per Array

L2 Cache

1024 KB

6 MB

L3 Cache

—

64 MB

L0 Cache

—

64 KB per WGP

Performance

Pixel Rate

14.51 GPixel/s

359.2 GPixel/s

Texture Rate

43.54 GTexel/s

718.4 GTexel/s

FP32 (TFLOPS)

1,393.2 GFLOPS

45.98 TFLOPS

FP64 (TFLOPS)

87.07 GFLOPS (1:16)

1,436.8 GFLOPS (1:32)

FP16 (TFLOPS)

1,393.2 GFLOPS (1:1)

91.96 TFLOPS (2:1)

AI/RT

RT Cores

—

80

Matrix Cores

—

160

Power

TDP

75 W

260 W

TDP (W)

75

260 +246.7%

Suggested PSU

—

600 W

Power Connectors

None

2x 8-pin

Architecture

Architecture

GCN 4.0

RDNA 3.0

GPU Name

Polaris 21

Navi 31

Codename

—

Plum Bonito

Generation

Radeon Pro Mac (500X Series)

Navi III (RX 7000)

Process Size

14 nm

5 nm

Transistors

3,000 million

57,700 million

Die Size

123 mm²

529 mm²

Foundry

GlobalFoundries

TSMC

Density

24.4M / mm²

109.1M / mm²

AMD MCM

GCD Transistors

—

45,400 million

GCD Die Size

—

304.35 mm²

MCD Transistors

—

2,050 million x6

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.2

Shader Model

6.7

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

276 mm 10.9 inches

Height

—

110 mm 4.3 inches

Outputs

Portable Device Dependent

1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C

Bus Interface

PCIe 3.0 x8

PCIe 4.0 x16

Other

Launch Price

—

549 USD

Production

End-of-life

Active

Predecessor

—

Navi II

Successor

—

Navi IV

View Radeon Pro 555X Details View Radeon RX 7900 GRE Details