AMD Radeon R7 340 OEM vs AMD Radeon VII

VS

AMD Radeon R7 340 OEM

AMD Radeon VII

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 16GB VRAM Radeon VII 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 295W)

AMD Radeon VII 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 124% (1750MHz vs 780MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1020GB/s vs 64.00GB/s)

3456 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

Radeon VII +2143%

13.44 TFLOPS

Radeon R7 340 OEM

VS

Radeon VII

Graphics Card

May 2015

Release Date

Feb 2019

Pirate Islands

Generation

Vega II

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

1400 MHz

780 MHz

Boost Clock

1750 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

4096bit

64.00GB/s

Bandwidth

1020GB/s

Render Config

6

Compute Units

60

-

384

Shading Units

3840

24

TMUs

240

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

112.0 GPixel/s

18.72 GTexel/s

Texture Rate

420.0 GTexel/s

-

FP16 (half)

26.88 TFLOPS

599.0 GFLOPS

FP32 (float)

13.44 TFLOPS

37.44 GFLOPS

FP64 (double)

3.360 TFLOPS

Board Design

50W

TDP

295W

250 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

2x 8-pin

Graphics Processor

Oland

GPU Name

Vega 20

-

GPU Variant

Vega 20 XT

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

0.95 billion

Transistors

13.23 billion

77 mm²

Die Size

331 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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