GPU Comparison
RADEON
AMD Radeon HD 7730M
CORE STATE
Chelsea
VRAM
2 GB
CLOCK SPEED
675 MHz
TDP
25 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
RADEON
Radeon R5 M420
CORE STATE
Jet
VRAM
4 GB
CLOCK SPEED
850 MHz
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7730M
R5 M420
Core Specs
Shading Units
512
320
-37.5%
Shaders
512
320
-37.5%
TMUs
32
20
-37.5%
ROPs
16
8
-50.0%
Compute Units
8
5
-37.5%
Clocks
Base Clock
575 MHz
780 MHz
Boost Clock
675 MHz
850 MHz
Memory Clock
900 MHz
1800 Mbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
DDR3
DDR3
Memory Bus
128 bit
64 bit
Bandwidth
28.80 GB/s
16.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
128 KB
Performance
Pixel Rate
10.80 GPixel/s
6.800 GPixel/s
Texture Rate
21.60 GTexel/s
17.00 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
544.0 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
34.00 GFLOPS (1:16)
Power
TDP
25 W
—
TDP (W)
25
—
Architecture
Architecture
GCN 1.0
GCN 1.0
GPU Name
Chelsea
Jet
Generation
London
(HD 7700M)
Gem System
(R5 M400)
Process Size
28 nm
28 nm
Transistors
1,500 million
690 million
Die Size
123 mm²
56 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
12.3M / mm²
API Support
DirectX
12 (11_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1 (1.2)
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
—
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Vancouver
Solar System
Successor
Solar System
Polaris Mobile