Radeon HD 7640G IGP vs Radeon R7 M270DX
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon HD 7640G IGP and 0System Shared VRAM Radeon R7 M270DX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R7 M270DX 's Advantages
Released 2 years and 1 months late
Boost Clock has increased by 50% (980MHz vs 655MHz)
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7640G IGP
335
Radeon R7 M270DX
+124%
752
Graphics Card
May 2012
Release Date
Jun 2014
Trinity
Generation
Gem System Hybrid
Integrated
Type
Integrated
IGP
Bus Interface
IGP
Clock Speeds
496 MHz
Base Clock
900 MHz
655 MHz
Boost Clock
980 MHz
System Shared
Memory Clock
System Shared
Memory
System Shared
Memory Size
System Shared
System Shared
Memory Type
System Shared
System Shared
Memory Bus
System Shared
System Dependent
Bandwidth
System Dependent
Render Config
4
Compute Units
6
256
Shading Units
384
16
TMUs
24
8
ROPs
8
-
L1 Cache
16 KB (per CU)
-
L2 Cache
256 KB
Theoretical Performance
5.240 GPixel/s
Pixel Rate
7.840 GPixel/s
10.48 GTexel/s
Texture Rate
23.52 GTexel/s
-
FP16 (half)
752.6 GFLOPS
335.4 GFLOPS
FP32 (float)
752.6 GFLOPS
-
FP64 (double)
47.04 GFLOPS
Board Design
35W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
Graphics Processor
Devastator Lite
GPU Name
Topaz
-
GPU Variant
Topaz XT
(216-0858020)
TeraScale 3
Architecture
GCN 3.0
TSMC
Foundry
TSMC
32 nm
Process Size
28 nm
1.303 billion
Transistors
1.55 billion
246 mm²
Die Size
125 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2.170
5.0
Shader Model
6.5
