AMD Radeon 660M vs NVIDIA T400 4 GB

VS

AMD Radeon 660M

NVIDIA T400 4 GB

We compared a Integrated graphics card GPU: 0System Shared VRAM Radeon 660M and a Desktop platform GPU: 4GB VRAM T400 4 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages

Released 8 months late

Boost Clock has increased by 33% (1900MHz vs 1425MHz)

Lower TDP (15W vs 30W)

Score

Benchmark

FP32 (float)

Radeon 660M +33%

1.459 TFLOPS

T400 4 GB

1.094 TFLOPS

Blender

Radeon 660M

99

T400 4 GB +112%

210

Radeon 660M

VS

T400 4 GB

Graphics Card

Jan 2022

Release Date

May 2021

Rembrandt

Generation

Quadro

Integrated

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

420 MHz

1900 MHz

Boost Clock

1425 MHz

System Shared

Memory Clock

1250 MHz

Memory

System Shared

Memory Size

4GB

System Shared

Memory Type

GDDR6

System Shared

Memory Bus

64bit

System Dependent

Bandwidth

80.00GB/s

Render Config

6

Compute Units

-

SM Count

6

384

Shading Units

384

24

TMUs

24

16

ROPs

16

-

6

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

22.80 GPixel/s

45.60 GTexel/s

Texture Rate

34.20 GTexel/s

2.918 TFLOPS

FP16 (half)

2.189 TFLOPS

1459 GFLOPS

FP32 (float)

1094 GFLOPS

91.20 GFLOPS

FP64 (double)

34.20 GFLOPS

Board Design

15W

TDP

30W

-

Suggested PSU

200 W

No outputs

Outputs

3x mini-DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Rembrandt

GPU Name

TU117

-

RDNA 2.0

Architecture

Turing

TSMC

Foundry

TSMC

6 nm

Process Size

12 nm

13.1 billion

Transistors

4.7 billion

210 mm²

Die Size

200 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

6.5

Shader Model

6.6

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