GPU Comparison
RADEON
AMD Radeon R5 M335
CORE STATE
Exo
VRAM
2 GB
CLOCK SPEED
—
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2015
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
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M335
R5 M420
Core Specs
Shading Units
320
320
0.0%
Shaders
320
320
0.0%
TMUs
20
20
0.0%
ROPs
8
8
0.0%
Compute Units
5
5
0.0%
Clocks
Base Clock
—
780 MHz
Boost Clock
—
850 MHz
GPU Clock
1030 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
64 bit
64 bit
Bandwidth
14.40 GB/s
16.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
128 KB
Performance
Pixel Rate
8.240 GPixel/s
6.800 GPixel/s
Texture Rate
20.60 GTexel/s
17.00 GTexel/s
FP32 (TFLOPS)
659.2 GFLOPS
544.0 GFLOPS
FP64 (TFLOPS)
41.20 GFLOPS (1:16)
34.00 GFLOPS (1:16)
Power
Power Connectors
None
—
Architecture
Architecture
GCN 1.0
GCN 1.0
GPU Name
Exo
Jet
Generation
Gem System
(R5 M300)
Gem System
(R5 M400)
Process Size
28 nm
28 nm
Transistors
690 million
690 million
Die Size
56 mm²
56 mm²
Foundry
TSMC
TSMC
Density
12.3M / 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 3.0 x8
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Solar System
Successor
Polaris Mobile
Polaris Mobile