GPU Comparison

A

AMD

RADEON

AMD Radeon HD 8790M

CORE STATE Mars

VRAM 2 GB

CLOCK SPEED 900 MHz

TDP —

BUS WIDTH 128 bit

ARCHITECTURE GCN 1.0

nm

PROCESS 28 nm

LAUNCH DATE 2013

VS

A

AMD

RADEON

Radeon RX 6700M

CORE STATE Navi 22

VRAM 10 GB

CLOCK SPEED 2400 MHz

TDP 135 W

BUS WIDTH 160 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

5,073

78,329

geekbench_vulkan

5,839

83,828

3dmark_3dmark_steel_nomad_dx12

N/A

1,845

geekbench_metal

N/A

93,259

passmark_directx_10

N/A

92

passmark_directx_11

N/A

129

passmark_directx_12

N/A

65

passmark_directx_9

N/A

155

passmark_g2d

N/A

555

passmark_g3d

N/A

13,536

passmark_gpu_compute

N/A

5,191

DETAILED SPECIFICATIONS

SPECIFICATION

HD 8790M

RX 6700M

Core Specs

Shading Units

384

2,304 +500.0%

Shaders

384

2,304 +500.0%

TMUs

24

144 +500.0%

ROPs

8

64 +700.0%

Compute Units

6

36 +500.0%

Clocks

Base Clock

850 MHz

1489 MHz

Boost Clock

900 MHz

2400 MHz

Game Clock

—

2300 MHz

Memory Clock

1000 MHz 4 Gbps effective

2000 MHz 16 Gbps effective

Memory

Memory Size

2 GB

10 GB

VRAM (MB)

2,048

10,240 +400.0%

Memory Type

GDDR5

GDDR6

Memory Bus

128 bit

160 bit

Bandwidth

64.00 GB/s

320.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

256 KB

3 MB

L3 Cache

—

80 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

7.200 GPixel/s

153.6 GPixel/s

Texture Rate

21.60 GTexel/s

345.6 GTexel/s

FP32 (TFLOPS)

691.2 GFLOPS

11.06 TFLOPS

FP64 (TFLOPS)

43.20 GFLOPS (1:16)

691.2 GFLOPS (1:16)

FP16 (TFLOPS)

—

22.12 TFLOPS (2:1)

AI/RT

RT Cores

—

36

Power

TDP

—

135 W

TDP (W)

—

135

Power Connectors

None

None

Architecture

Architecture

GCN 1.0

RDNA 2.0

GPU Name

Mars

Navi 22

Generation

Solar System (HD 8700M)

Navi Mobile (RX 6000M)

Process Size

28 nm

7 nm

Transistors

950 million

17,200 million

Die Size

77 mm²

335 mm²

Foundry

TSMC

TSMC

Density

12.3M / mm²

51.3M / mm²

API Support

DirectX

12 (11_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.2.170

1.4

OpenCL

2.1 (1.2)

2.1

Shader Model

6.5 (5.1)

6.8

Physical

Slot Width

MXM Module

IGP

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

MXM-A (3.0)

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

London

Polaris Mobile

Successor

Gem System

—

View Radeon HD 8790M Details View Radeon RX 6700M Details