GPU Comparison
RADEON
AMD 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
VS
RADEON
Radeon Vega 3
CORE STATE
Picasso
VRAM
System Shared
CLOCK SPEED
1100 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
GCN 5.0
PROCESS
12 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M420
Vega 3
Core Specs
Shading Units
320
192
-40.0%
Shaders
320
192
-40.0%
TMUs
20
12
-40.0%
ROPs
8
4
-50.0%
Compute Units
5
3
-40.0%
Clocks
Base Clock
780 MHz
300 MHz
Boost Clock
850 MHz
1100 MHz
Memory Clock
1000 MHz
2 Gbps effective
System Shared
Memory
Memory Size
4 GB
System Shared
VRAM (MB)
4,096
—
Memory Type
DDR3
System Shared
Memory Bus
64 bit
System Shared
Bandwidth
16.00 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
128 KB
—
Performance
Pixel Rate
6.800 GPixel/s
4.400 GPixel/s
Texture Rate
17.00 GTexel/s
13.20 GTexel/s
FP32 (TFLOPS)
544.0 GFLOPS
422.4 GFLOPS
FP64 (TFLOPS)
34.00 GFLOPS (1:16)
26.40 GFLOPS (1:16)
FP16 (TFLOPS)
—
844.8 GFLOPS (2:1)
Power
TDP
—
15 W
TDP (W)
—
15
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
GCN 5.0
GPU Name
Jet
Picasso
Generation
Gem System
(R5 M400)
Vega IGP
(Picasso)
Process Size
28 nm
12 nm
Transistors
690 million
4,940 million
Die Size
56 mm²
210 mm²
Foundry
TSMC
GlobalFoundries
Density
12.3M / mm²
23.5M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.7
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Motherboard Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
GCN 3.0 IGP
Successor
Polaris Mobile
Vega II IGP