AMD Radeon Pro Vega II vs NVIDIA GeForce GTX 660 OEM

VS

AMD Radeon Pro Vega II NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro Vega II and 1536MB VRAM GeForce GTX 660 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega II 's Advantages

Released 6 years and 10 months late

Boost Clock has increased by 94% (1720MHz vs 888MHz)

More VRAM (32GB vs 1GB)

Larger VRAM bandwidth (825.3GB/s vs 134.4GB/s)

2944 additional rendering cores

NVIDIA GeForce GTX 660 OEM 's Advantages

Lower TDP (130W vs 475W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega II +588%

14.09 TFLOPS

GeForce GTX 660 OEM

2.046 TFLOPS

Radeon Pro Vega II

VS

GeForce GTX 660 OEM

Graphics Card

Jun 2019

Release Date

Aug 2012

Radeon Pro Mac

Generation

GeForce 600

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 3.0 x16

Clock Speeds

1574 MHz

Base Clock

823 MHz

1720 MHz

Boost Clock

888 MHz

806 MHz

Memory Clock

1400 MHz

Memory

32GB

Memory Size

1536MB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

192bit

825.3GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

64

Compute Units

-

4096

Shading Units

1152

256

TMUs

96

64

ROPs

24

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

384 KB

Theoretical Performance

110.1 GPixel/s

Pixel Rate

21.31 GPixel/s

440.3 GTexel/s

Texture Rate

85.25 GTexel/s

28.18 TFLOPS

FP16 (half)

-

14.09 TFLOPS

FP32 (float)

2.046 TFLOPS

7.045 TFLOPS

FP64 (double)

85.25 GFLOPS

Graphics Processor

Vega 20

GPU Name

GK104

Vega 20 XT

GPU Variant

GK104-200-KD-A2

GCN 5.1

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

13.23 billion

Transistors

3.54 billion

331 mm²

Die Size

294 mm²

Board Design

475W

TDP

130W

850 W

Suggested PSU

300 W

1x HDMI 2.0b 4x Thunderbolt

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.7

Shader Model

5.1

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