GPU Comparison

A

AMD

RADEON

AMD 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

VS

NVIDIA

GEFORCE

RTX A4500

CORE STATE GA102

VRAM 20 GB

CLOCK SPEED 1650 MHz

TDP 200 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

4,157

3,196

geekbench_opencl

139,381

141,837

geekbench_vulkan

143,060

131,402

passmark_directx_10

121

N/A

passmark_directx_11

249

N/A

passmark_directx_12

93

N/A

passmark_directx_9

304

N/A

passmark_g2d

1,177

N/A

passmark_g3d

24,176

N/A

passmark_gpu_compute

13,473

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 7800 XT

RTX A4500

Core Specs

Shading Units

3,840

7,168 +86.7%

Shaders

3,840

7,168 +86.7%

TMUs

240

224 -6.7%

ROPs

96

96 0.0%

Compute Units

60

—

SM Count

—

56

Clocks

Base Clock

1295 MHz

1050 MHz

Boost Clock

2430 MHz

1650 MHz

Game Clock

2124 MHz

—

Memory Clock

2438 MHz 19.5 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

16 GB

20 GB

VRAM (MB)

16,384

20,480 +25.0%

Memory Type

GDDR6

GDDR6

Memory Bus

256 bit

320 bit

Bandwidth

624.1 GB/s

640.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

4 MB

6 MB

L3 Cache

64 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

233.3 GPixel/s

158.4 GPixel/s

Texture Rate

583.2 GTexel/s

369.6 GTexel/s

FP32 (TFLOPS)

37.32 TFLOPS

23.65 TFLOPS

FP64 (TFLOPS)

1,166.4 GFLOPS (1:32)

369.6 GFLOPS (1:64)

FP16 (TFLOPS)

74.65 TFLOPS (2:1)

23.65 TFLOPS (1:1)

AI/RT

RT Cores

60

56 -6.7%

Tensor Cores

—

224

Matrix Cores

120

—

Power

TDP

263 W

200 W

TDP (W)

263

200 -24.0%

Suggested PSU

600 W

550 W

Power Connectors

2x 8-pin

1x 8-pin

Architecture

Architecture

RDNA 3.0

Ampere

GPU Name

Navi 32

GA102

Codename

Wheat Nas

—

Generation

Navi III (RX 7000)

Workstation Ampere (Ax000)

Process Size

5 nm

8 nm

Transistors

28,100 million

28,300 million

Die Size

346 mm²

628 mm²

Foundry

TSMC

Samsung

Density

81.2M / mm²

45.1M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.2

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

267 mm 10.5 inches

267 mm 10.5 inches

Height

111 mm 4.4 inches

112 mm 4.4 inches

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

4x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x16

Other

Launch Price

499 USD

—

Production

Active

End-of-life

Predecessor

Navi II

Quadro Turing

Successor

Navi IV

Workstation Ada

View Radeon RX 7800 XT Details View RTX A4500 Details