AMD Radeon R7 265 vs AMD Radeon R9 Nano

VS

AMD Radeon R7 265

AMD Radeon R9 Nano

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

Main Differences

AMD Radeon R7 265 's Advantages

Boost Clock925MHz

Lower TDP (150W vs 175W)

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

Score

Benchmark

FP32 (float)

Radeon R7 265

1.894 TFLOPS

Radeon R9 Nano +332%

8.192 TFLOPS

Radeon R7 265

VS

Radeon R9 Nano

Graphics Card

Feb 2014

Release Date

Aug 2015

Volcanic Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

HBM

256bit

Memory Bus

4096bit

179.2GB/s

Bandwidth

512.0GB/s

Render Config

16

Compute Units

64

-

1024

Shading Units

4096

64

TMUs

256

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

64.00 GPixel/s

59.20 GTexel/s

Texture Rate

256.0 GTexel/s

-

FP16 (half)

8.192 TFLOPS

1.894 TFLOPS

FP32 (float)

8.192 TFLOPS

118.4 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

150W

TDP

175W

450 W

Suggested PSU

450 W

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

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Pitcairn

GPU Name

Fiji

Pitcairn PRO (215-0828062)

GPU Variant

Fiji XT CA (215-0862120)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

8.9 billion

212 mm²

Die Size

596 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

5.1

Shader Model

6.3

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