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
GPU
UHD Graphics 750
CORE STATE
Rocket Lake
VRAM
System Shared
CLOCK SPEED
1300 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 12.1
PROCESS
14 nm+++
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M420
UHD Graphics 750
Core Specs
Shading Units
320
256
-20.0%
Shaders
320
256
-20.0%
TMUs
20
16
-20.0%
ROPs
8
8
0.0%
Compute Units
5
—
Execution Units
—
32
Clocks
Base Clock
780 MHz
300 MHz
Boost Clock
850 MHz
1300 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
10.40 GPixel/s
Texture Rate
17.00 GTexel/s
20.80 GTexel/s
FP32 (TFLOPS)
544.0 GFLOPS
665.6 GFLOPS
FP64 (TFLOPS)
34.00 GFLOPS (1:16)
—
FP16 (TFLOPS)
—
1,331.2 GFLOPS (2:1)
Power
TDP
—
15 W
TDP (W)
—
15
Architecture
Architecture
GCN 1.0
Generation 12.1
GPU Name
Jet
Rocket Lake
Generation
Gem System
(R5 M400)
HD Graphics
(Rocket Lake)
Process Size
28 nm
14 nm+++
Transistors
690 million
—
Die Size
56 mm²
—
Foundry
TSMC
Intel
Density
12.3M / mm²
—
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
Shader Model
6.5 (5.1)
6.6
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Motherboard Dependent
Bus Interface
PCIe 3.0 x8
Ring Bus
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
—
Successor
Polaris Mobile
—