AMD Radeon R7 340 OEM vs NVIDIA GeForce GTX 1080

VS

AMD Radeon R7 340 OEM

NVIDIA GeForce GTX 1080

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 8GB VRAM GeForce GTX 1080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 340 OEM 's Advantages

Lower TDP (50W vs 180W)

NVIDIA GeForce GTX 1080 's Advantages

Released 1 years late

Boost Clock has increased by 122% (1733MHz vs 780MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 64.00GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

GeForce GTX 1080 +1381%

8.873 TFLOPS

Radeon R7 340 OEM

VS

GeForce GTX 1080

Graphics Card

May 2015

Release Date

May 2016

Pirate Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

1607 MHz

780 MHz

Boost Clock

1733 MHz

1000 MHz

Memory Clock

1251 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

320.3GB/s

Render Config

6

Compute Units

-

SM Count

20

384

Shading Units

2560

24

TMUs

160

8

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

110.9 GPixel/s

18.72 GTexel/s

Texture Rate

277.3 GTexel/s

-

FP16 (half)

138.6 GFLOPS

599.0 GFLOPS

FP32 (float)

8.873 TFLOPS

37.44 GFLOPS

FP64 (double)

277.3 GFLOPS

Board Design

50W

TDP

180W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

1x 8-pin

Graphics Processor

Oland

GPU Name

GP104

-

GPU Variant

GP104-400-A1

GCN 1.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

0.95 billion

Transistors

7.2 billion

77 mm²

Die Size

314 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

5.1

Shader Model

6.4

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