GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600 XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2589 MHz

TDP 160 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

A

AMD

RADEON

Radeon RX 7800M

CORE STATE Navi 32

VRAM 12 GB

CLOCK SPEED 2335 MHz

TDP 180 W

BUS WIDTH 192 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2024

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,804

3,073

geekbench_metal

108,608

N/A

geekbench_opencl

82,736

121,647

geekbench_vulkan

89,263

N/A

passmark_directx_10

109

N/A

passmark_directx_11

163

N/A

passmark_directx_12

61

N/A

passmark_directx_9

194

N/A

passmark_g2d

912

N/A

passmark_g3d

16,461

N/A

passmark_gpu_compute

7,520

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 XT

RX 7800M

Core Specs

Shading Units

2,048

3,840 +87.5%

Shaders

2,048

3,840 +87.5%

TMUs

128

240 +87.5%

ROPs

64

96 +50.0%

Compute Units

32

60 +87.5%

Clocks

Base Clock

1968 MHz

1295 MHz

Boost Clock

2589 MHz

2335 MHz

Game Clock

2359 MHz

2145 MHz

Memory Clock

2000 MHz 16 Gbps effective

2250 MHz 18 Gbps effective

Memory

Memory Size

8 GB

12 GB

VRAM (MB)

8,192

12,288 +50.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

192 bit

Bandwidth

256.0 GB/s

432.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

2 MB

4 MB

L3 Cache

32 MB

48 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

165.7 GPixel/s

224.2 GPixel/s

Texture Rate

331.4 GTexel/s

560.4 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

35.87 TFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

1,120.8 GFLOPS (1:32)

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

71.73 TFLOPS (2:1)

AI/RT

RT Cores

32

60 +87.5%

Power

TDP

160 W

180 W

TDP (W)

160

180 +12.5%

Suggested PSU

450 W

—

Power Connectors

1x 8-pin

None

Architecture

Architecture

RDNA 2.0

RDNA 3.0

GPU Name

Navi 23

Navi 32

Codename

—

Wheat Nas

Generation

Navi II (RX 6000)

Navi Mobile (RX 7000M)

Process Size

7 nm

5 nm

Transistors

11,060 million

28,100 million

Die Size

237 mm²

346 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

81.2M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

2.2

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

IGP

Length

190 mm 7.5 inches

—

Height

110 mm 4.3 inches

—

Outputs

1x HDMI 2.13x DisplayPort 1.4a

Portable Device Dependent

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

379 USD

—

Production

End-of-life

Active

Predecessor

Navi

Polaris Mobile

Successor

Navi III

—

View Radeon RX 6600 XT Details View Radeon RX 7800M Details