AMD Radeon R7 340 OEM vs AMD Radeon RX Vega Nano

VS

AMD Radeon R7 340 OEM

AMD Radeon RX Vega Nano

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 8GB VRAM Radeon RX Vega Nano 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 175W)

AMD Radeon RX Vega Nano 's Advantages

Boost Clock has increased by 98% (1546MHz vs 780MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (409.6GB/s vs 64.00GB/s)

3712 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

Radeon RX Vega Nano +2013%

12.66 TFLOPS

Radeon R7 340 OEM

VS

Radeon RX Vega Nano

Graphics Card

May 2015

Release Date

Unknown

Pirate Islands

Generation

Vega

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

1247 MHz

780 MHz

Boost Clock

1546 MHz

1000 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

2048bit

64.00GB/s

Bandwidth

409.6GB/s

Render Config

6

Compute Units

64

-

384

Shading Units

4096

24

TMUs

256

8

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

98.94 GPixel/s

18.72 GTexel/s

Texture Rate

395.8 GTexel/s

-

599.0 GFLOPS

FP32 (float)

12.66 TFLOPS

37.44 GFLOPS

FP64 (double)

791.6 GFLOPS

Board Design

50W

TDP

175W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Oland

GPU Name

Vega 10

-

GPU Variant

Vega 10 XT (215-0894200)

GCN 1.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

12.5 billion

77 mm²

Die Size

495 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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