GPU Comparison

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

PROCESS 6 nm

LAUNCH DATE 2022

NVIDIA

GEFORCE

GeForce RTX 3080

CORE STATE GA102

VRAM 10 GB

CLOCK SPEED 1710 MHz

TDP 320 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

153,889

geekbench_vulkan

14,748

33,620

3dmark_3dmark_steel_nomad_dx12

N/A

4,407

passmark_directx_10

N/A

170

passmark_directx_11

N/A

207

passmark_directx_12

N/A

100

passmark_directx_9

N/A

258

passmark_g2d

N/A

1,054

passmark_g3d

N/A

25,086

passmark_gpu_compute

N/A

14,397

Analysis: AMD Radeon 660M vs NVIDIA GeForce RTX 3080

Examining the test results for RTX 3080 by NVIDIA and AMD's AMD Radeon 660M, an obvious trend develops. RTX 3080 by NVIDIA steadily achieves better performance in the benchmarking. The benchmark lead spans from substantial to outstanding relative to the specific game. This consistency attests to underlying design superiority. Consumers valuing gaming power should factor this in.

AMD's AMD Radeon 660M struggles to compete with RTX 3080 by NVIDIA's absolute throughput. For cost-sensitive buyers, AMD's AMD Radeon 660M may still deliver adequate results, however users needing premium experience might invest toward RTX 3080 by NVIDIA. This gaming difference is too notable to dismiss. Intensive workloads especially reveal this margin. This investment returns dividends in capability.

When all is said and done: RTX 3080 by NVIDIA claims this battle decisively. Buyers wanting visual capability would strongly consider RTX 3080 by NVIDIA over AMD's AMD Radeon 660M. The benchmark numbers validates this recommendation. The scenarios can render considerably more fluidly. It's a definite victor in this class.

DETAILED SPECIFICATIONS

SPECIFICATION

660M

RTX 3080

Core Specs

Shading Units

384

8,704 +2166.7%

Shaders

384

8,704 +2166.7%

TMUs

272 +1033.3%

ROPs

96 +500.0%

Compute Units

—

SM Count

—

Clocks

Base Clock

1500 MHz

1440 MHz

Boost Clock

1900 MHz

1710 MHz

Memory Clock

System Shared

1188 MHz 19 Gbps effective

Memory

Memory Size

System Shared

10 GB

VRAM (MB)

—

10,240

Memory Type

System Shared

GDDR6X

Memory Bus

System Shared

320 bit

Bandwidth

System Dependent

760.3 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

5 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

164.2 GPixel/s

Texture Rate

45.60 GTexel/s

465.1 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

29.77 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

465.1 GFLOPS (1:64)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

29.77 TFLOPS (1:1)

AI/RT

RT Cores

68 +1033.3%

Tensor Cores

—

272

Power

TDP

40 W

320 W

TDP (W)

320 +700.0%

Suggested PSU

—

700 W

Power Connectors

None

1x 12-pin

Architecture

RDNA 2.0

Ampere

GPU Name

Rembrandt

GA102

Generation

Navi II IGP (Rembrandt Mobile)

GeForce 30

Process Size

6 nm

8 nm

Transistors

13,100 million

28,300 million

Die Size

208 mm²

628 mm²

Foundry

TSMC

Samsung

Density

63.0M / mm²

45.1M / mm²

API Support

DirectX

12 Ultimate (12_2)

OpenGL

4.6

Vulkan

1.4

OpenCL

2.0

3.0

CUDA

—

8.6

Shader Model

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

285 mm 11.2 inches

Height

—

112 mm 4.4 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

—

699 USD

Production

End-of-life

Predecessor

Vega II IGP

GeForce 20

Successor

Navi III IGP

GeForce 40

View Radeon 660M Details View GeForce RTX 3080 Details

GPU Comparison

AMD Radeon 660M

GeForce RTX 3080

PERFORMANCE BENCHMARKS

Analysis: AMD Radeon 660M vs NVIDIA GeForce RTX 3080

DETAILED SPECIFICATIONS

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