GPU Comparison

A

AMD

RADEON

AMD Radeon 660M

CORE STATE Rembrandt

VRAM System Shared

CLOCK SPEED 1900 MHz

TDP 40 W

BUS WIDTH System Shared

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

GeForce RTX 4070

CORE STATE AD104

VRAM 12 GB

CLOCK SPEED 2475 MHz

TDP 200 W

BUS WIDTH 192 bit

ARCHITECTURE Ada Lovelace

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

168,006

geekbench_vulkan

14,748

157,352

3dmark_3dmark_steel_nomad_dx12

N/A

3,854

passmark_directx_10

N/A

139

passmark_directx_11

N/A

244

passmark_directx_12

N/A

103

passmark_directx_9

N/A

320

passmark_g2d

N/A

1,164

passmark_g3d

N/A

26,927

passmark_gpu_compute

N/A

14,720

DETAILED SPECIFICATIONS

SPECIFICATION

660M

RTX 4070

Core Specs

Shading Units

384

5,888 +1433.3%

Shaders

384

5,888 +1433.3%

TMUs

24

184 +666.7%

ROPs

16

64 +300.0%

Compute Units

6

—

SM Count

—

46

Clocks

Base Clock

1500 MHz

1920 MHz

Boost Clock

1900 MHz

2475 MHz

Memory Clock

System Shared

1313 MHz 21 Gbps effective

Memory

Memory Size

System Shared

12 GB

VRAM (MB)

—

12,288

Memory Type

System Shared

GDDR6X

Memory Bus

System Shared

192 bit

Bandwidth

System Dependent

504.2 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

36 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

158.4 GPixel/s

Texture Rate

45.60 GTexel/s

455.4 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

29.15 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

455.4 GFLOPS (1:64)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

29.15 TFLOPS (1:1)

AI/RT

RT Cores

6

46 +666.7%

Tensor Cores

—

184

Power

TDP

40 W

200 W

TDP (W)

40

200 +400.0%

Suggested PSU

—

550 W

Power Connectors

None

1x 16-pin

Architecture

Architecture

RDNA 2.0

Ada Lovelace

GPU Name

Rembrandt

AD104

Generation

Navi II IGP (Rembrandt Mobile)

GeForce 40

Process Size

6 nm

5 nm

Transistors

13,100 million

35,800 million

Die Size

208 mm²

294 mm²

Foundry

TSMC

TSMC

Density

63.0M / mm²

121.8M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.0

3.0

CUDA

—

8.9

Shader Model

6.8

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

240 mm 9.4 inches

Height

—

110 mm 4.3 inches

Outputs

Portable Device Dependent

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

—

599 USD

Production

End-of-life

End-of-life

Predecessor

Vega II IGP

GeForce 30

Successor

Navi III IGP

GeForce 50

View Radeon 660M Details View GeForce RTX 4070 Details