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
GEFORCE
GeForce GTX 675MX
CORE STATE
GK104
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M420
GTX 675MX
Core Specs
Shading Units
320
960
+200.0%
Shaders
320
960
+200.0%
TMUs
20
80
+300.0%
ROPs
8
32
+300.0%
Compute Units
5
—
Clocks
Base Clock
780 MHz
—
Boost Clock
850 MHz
—
GPU Clock
—
654 MHz
Memory Clock
1000 MHz
2 Gbps effective
900 MHz
3.6 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
16.00 GB/s
115.2 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
128 KB
512 KB
Performance
Pixel Rate
6.800 GPixel/s
13.08 GPixel/s
Texture Rate
17.00 GTexel/s
52.32 GTexel/s
FP32 (TFLOPS)
544.0 GFLOPS
1,255.7 GFLOPS
FP64 (TFLOPS)
34.00 GFLOPS (1:16)
52.32 GFLOPS (1:24)
Power
TDP
—
100 W
TDP (W)
—
100
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Kepler
GPU Name
Jet
GK104
Generation
Gem System
(R5 M400)
GeForce 600M
Process Size
28 nm
28 nm
Transistors
690 million
3,540 million
Die Size
56 mm²
294 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.0M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1 (1.2)
3.0
CUDA
—
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
GeForce 500M
Successor
Polaris Mobile
GeForce 700M