AMD Radeon R9 Nano vs AMD Radeon R7 265

VS

AMD Radeon R9 Nano

AMD Radeon R7 265

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 Nano and 2GB VRAM Radeon R7 265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

Released 1 years and 6 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 179.2GB/s)

3072 additional rendering cores

AMD Radeon R7 265 's Advantages

Boost Clock925MHz

Lower TDP (150W vs 175W)

Score

Benchmark

FP32 (float)

Radeon R9 Nano +332%

8.192 TFLOPS

Radeon R7 265

1.894 TFLOPS

Radeon R9 Nano

VS

Radeon R7 265

Graphics Card

Aug 2015

Release Date

Feb 2014

Pirate Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

500 MHz

Memory Clock

1400 MHz

Memory

4GB

Memory Size

2GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

256bit

512.0GB/s

Bandwidth

179.2GB/s

Render Config

64

Compute Units

16

-

4096

Shading Units

1024

256

TMUs

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

29.60 GPixel/s

256.0 GTexel/s

Texture Rate

59.20 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

1.894 TFLOPS

512.0 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

175W

TDP

150W

450 W

Suggested PSU

450 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Fiji

GPU Name

Pitcairn

Fiji XT CA (215-0862120)

GPU Variant

Pitcairn PRO (215-0828062)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

2.8 billion

596 mm²

Die Size

212 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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