AMD Radeon R9 Nano vs AMD Radeon HD 8670 OEM

VS

AMD Radeon R9 Nano

AMD Radeon HD 8670 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 Nano and 2GB VRAM Radeon HD 8670 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

Released 2 years and 7 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 73.60GB/s)

3712 additional rendering cores

AMD Radeon HD 8670 OEM 's Advantages

Boost Clock1050MHz

Lower TDP (75W vs 175W)

Score

Benchmark

FP32 (float)

Radeon R9 Nano +916%

8.192 TFLOPS

Radeon HD 8670 OEM

0.806 TFLOPS

Radeon R9 Nano

VS

Radeon HD 8670 OEM

Graphics Card

Aug 2015

Release Date

Jan 2013

Pirate Islands

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

500 MHz

Memory Clock

1150 MHz

Memory

4GB

Memory Size

2GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

128bit

512.0GB/s

Bandwidth

73.60GB/s

Render Config

64

Compute Units

6

-

4096

Shading Units

384

256

TMUs

24

64

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

8.400 GPixel/s

256.0 GTexel/s

Texture Rate

25.20 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

806.4 GFLOPS

512.0 GFLOPS

FP64 (double)

50.40 GFLOPS

Board Design

175W

TDP

75W

450 W

Suggested PSU

250 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

Fiji

GPU Name

Oland

Fiji XT CA (215-0862120)

GPU Variant

Oland XT (215-0837000)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

0.95 billion

596 mm²

Die Size

77 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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