Home GPU Comparison AMD Radeon R7 M340 vs AMD Radeon Pro 580

AMD Radeon R7 M340 vs AMD Radeon Pro 580

AMD Radeon R7 M340
VS
AMD Radeon Pro 580
AMD Radeon R7 M340
AMD Radeon Pro 580
We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 8GB VRAM Radeon Pro 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 580 's Advantages
Released 1 years and 6 months late
Boost Clock has increased by 68% (1200MHz vs 715MHz)
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (217.0GB/s vs 16.00GB/s)
1920 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R7 M340
0.549 TFLOPS
Radeon Pro 580 +907%
5.53 TFLOPS
Radeon R7 M340
VS
Radeon Pro 580

Graphics Card

Dec 2015
Release Date
Jun 2017
Gem System
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

620 MHz
Base Clock
1100 MHz
715 MHz
Boost Clock
1200 MHz
1000 MHz
Memory Clock
1695 MHz

Memory

1024MB
Memory Size
8GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
16.00GB/s
Bandwidth
217.0GB/s

Render Config

6
Compute Units
36
-
-
-
384
Shading Units
2304
24
TMUs
144
8
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

5.720 GPixel/s
Pixel Rate
38.40 GPixel/s
17.16 GTexel/s
Texture Rate
172.8 GTexel/s
-
FP16 (half)
5.530 TFLOPS
549.1 GFLOPS
FP32 (float)
5.530 TFLOPS
34.32 GFLOPS
FP64 (double)
345.6 GFLOPS

Board Design

Unknown
TDP
185W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

Opal
GPU Name
Ellesmere
Opal PRO
GPU Variant
Ellesmere XTA (216-0886220)
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
0.95 billion
Transistors
5.7 billion
77 mm²
Die Size
232 mm²

Graphics Features

12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
2.1
1.2.170
Vulkan
1.2
-
-
-
6.5 (5.1)
Shader Model
6.4

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