GPU Comparison

A

AMD

RADEON

AMD Radeon R9 M395X

CORE STATE Amethyst

VRAM 8 GB

CLOCK SPEED —

TDP 75 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 3.0

nm

PROCESS 28 nm

LAUNCH DATE 2015

VS

A

AMD

RADEON

Radeon RX 7800 XT

CORE STATE Navi 32

VRAM 16 GB

CLOCK SPEED 2430 MHz

TDP 263 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

geekbench_metal

33,953

N/A

geekbench_opencl

21,813

139,381

3dmark_3dmark_steel_nomad_dx12

N/A

4,157

geekbench_vulkan

N/A

143,060

passmark_directx_10

N/A

121

passmark_directx_11

N/A

249

passmark_directx_12

N/A

93

passmark_directx_9

N/A

304

passmark_g2d

N/A

1,177

passmark_g3d

N/A

24,176

passmark_gpu_compute

N/A

13,473

DETAILED SPECIFICATIONS

SPECIFICATION

R9 M395X

RX 7800 XT

Core Specs

Shading Units

2,048

3,840 +87.5%

Shaders

2,048

3,840 +87.5%

TMUs

128

240 +87.5%

ROPs

32

96 +200.0%

Compute Units

32

60 +87.5%

Clocks

Base Clock

—

1295 MHz

Boost Clock

—

2430 MHz

GPU Clock

723 MHz

—

Game Clock

—

2124 MHz

Memory Clock

1250 MHz 5 Gbps effective

2438 MHz 19.5 Gbps effective

Memory

Memory Size

8 GB

16 GB

VRAM (MB)

8,192

16,384 +100.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

256 bit

Bandwidth

160.0 GB/s

624.1 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

512 KB

4 MB

L3 Cache

—

64 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

23.14 GPixel/s

233.3 GPixel/s

Texture Rate

92.54 GTexel/s

583.2 GTexel/s

FP32 (TFLOPS)

2.961 TFLOPS

37.32 TFLOPS

FP64 (TFLOPS)

185.1 GFLOPS (1:16)

1,166.4 GFLOPS (1:32)

FP16 (TFLOPS)

2.961 TFLOPS (1:1)

74.65 TFLOPS (2:1)

AI/RT

RT Cores

—

60

Matrix Cores

—

120

Power

TDP

75 W

263 W

TDP (W)

75

263 +250.7%

Suggested PSU

—

600 W

Power Connectors

None

2x 8-pin

Architecture

Architecture

GCN 3.0

RDNA 3.0

GPU Name

Amethyst

Navi 32

Codename

—

Wheat Nas

Generation

Gem System (R9 M300)

Navi III (RX 7000)

Process Size

28 nm

5 nm

Transistors

5,000 million

28,100 million

Die Size

366 mm²

346 mm²

Foundry

TSMC

TSMC

Density

13.7M / mm²

81.2M / mm²

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1

2.2

Shader Model

6.5

6.8

Physical

Slot Width

MXM Module

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

1x HDMI 2.1a3x DisplayPort 2.1

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

—

499 USD

Production

End-of-life

Active

Predecessor

Solar System

Navi II

Successor

Polaris Mobile

Navi IV

View Radeon R9 M395X Details View Radeon RX 7800 XT Details