NVIDIA GeForce GTX 745 OEM vs AMD Radeon HD 8670 OEM

VS

NVIDIA GeForce GTX 745 OEM

AMD Radeon HD 8670 OEM

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 745 OEM and 2GB VRAM Radeon HD 8670 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 745 OEM 's Advantages

Released 1 years and 1 months late

More VRAM (4GB vs 2GB)

Lower TDP (55W vs 75W)

AMD Radeon HD 8670 OEM 's Advantages

Boost Clock1050MHz

Larger VRAM bandwidth (73.60GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 745 OEM

0.793 TFLOPS

Radeon HD 8670 OEM +1%

0.806 TFLOPS

GeForce GTX 745 OEM

VS

Radeon HD 8670 OEM

Graphics Card

Feb 2014

Release Date

Jan 2013

GeForce 700

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

900 MHz

Memory Clock

1150 MHz

Memory

4GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

73.60GB/s

Render Config

-

Compute Units

6

-

384

Shading Units

384

24

TMUs

24

16

ROPs

8

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

16.53 GPixel/s

Pixel Rate

8.400 GPixel/s

24.79 GTexel/s

Texture Rate

25.20 GTexel/s

-

793.3 GFLOPS

FP32 (float)

806.4 GFLOPS

24.79 GFLOPS

FP64 (double)

50.40 GFLOPS

Board Design

55W

TDP

75W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

Oland

GM107-220-A2

GPU Variant

Oland XT (215-0837000)

Maxwell

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

0.95 billion

148 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

5.1

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