NVIDIA GeForce GTX 1080 vs AMD Radeon R7 265X OEM

VS

NVIDIA GeForce GTX 1080 AMD Radeon R7 265X OEM

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 2GB VRAM Radeon R7 265X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 87% (1733MHz vs 925MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 179.2GB/s)

1280 additional rendering cores

AMD Radeon R7 265X OEM 's Advantages

Lower TDP (150W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +274%

8.873 TFLOPS

Radeon R7 265X OEM

2.368 TFLOPS

GeForce GTX 1080

VS

Radeon R7 265X OEM

Graphics Card

May 2016

Release Date

Aug 2014

GeForce 10

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1607 MHz

Base Clock

900 MHz

1733 MHz

Boost Clock

925 MHz

1251 MHz

Memory Clock

1400 MHz

Memory

8GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

256bit

320.3GB/s

Bandwidth

179.2GB/s

Render Config

20

SM Count

-

Compute Units

20

2560

Shading Units

1280

160

TMUs

80

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

110.9 GPixel/s

Pixel Rate

29.60 GPixel/s

277.3 GTexel/s

Texture Rate

74.00 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

2.368 TFLOPS

277.3 GFLOPS

FP64 (double)

148.0 GFLOPS

Graphics Processor

GP104

GPU Name

Curacao

GP104-400-A1

GPU Variant

Curacao PRO (215-0848000)

Pascal

Architecture

GCN 1.0

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

2.8 billion

314 mm²

Die Size

212 mm²

Board Design

180W

TDP

150W

450 W

Suggested PSU

450 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

5.1

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