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GPU Comparison
AMD Radeon HD 6830M vs AMD Radeon R5 M420
AMD Radeon HD 6830M vs AMD Radeon R5 M420
VS
AMD Radeon HD 6830M
AMD Radeon R5 M420
We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6830M and 4GB VRAM Radeon R5 M420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6830M 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 16.00GB/s)
480 additional rendering cores
AMD Radeon R5 M420 's Advantages
Released 5 years and 4 months late
Boost Clock850MHz
More VRAM (4GB vs 1GB)
Score
Benchmark
FP32 (float)
Radeon HD 6830M
+69%
0.92 TFLOPS
Radeon R5 M420
0.544 TFLOPS
Radeon HD 6830M
VS
Radeon R5 M420
Graphics Card
Jan 2011
Release Date
May 2016
Vancouver
Generation
Gem System
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
780 MHz
-
Boost Clock
850 MHz
800 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
4GB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
25.60GB/s
Bandwidth
16.00GB/s
Render Config
-
SM Count
-
10
Compute Units
5
800
Shading Units
320
40
TMUs
20
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
9.200 GPixel/s
Pixel Rate
6.800 GPixel/s
23.00 GTexel/s
Texture Rate
17.00 GTexel/s
-
FP16 (half)
-
920.0 GFLOPS
FP32 (float)
544.0 GFLOPS
-
FP64 (double)
34.00 GFLOPS
Graphics Processor
Granville
GPU Name
Jet
Granville LP
GPU Variant
Jet PRO (216-0856040)
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.04 billion
Transistors
0.69 billion
166 mm²
Die Size
56 mm²
Board Design
39W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
-
CUDA
-
5.0
Shader Model
6.5 (5.1)
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