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 GT 740M
CORE STATE
GK208
VRAM
2 GB
CLOCK SPEED
1033 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M420
GT 740M
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
32
+60.0%
ROPs
8
8
0.0%
Compute Units
5
—
Clocks
Base Clock
780 MHz
980 MHz
Boost Clock
850 MHz
1033 MHz
Memory Clock
1000 MHz
2 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
DDR3
DDR3
Memory Bus
64 bit
64 bit
Bandwidth
16.00 GB/s
14.40 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
8.264 GPixel/s
Texture Rate
17.00 GTexel/s
33.06 GTexel/s
FP32 (TFLOPS)
544.0 GFLOPS
793.3 GFLOPS
FP64 (TFLOPS)
34.00 GFLOPS (1:16)
33.06 GFLOPS (1:24)
Power
TDP
—
33 W
TDP (W)
—
33
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Kepler 2.0
GPU Name
Jet
GK208
Generation
Gem System
(R5 M400)
GeForce 700M
Process Size
28 nm
28 nm
Transistors
690 million
1,020 million
Die Size
56 mm²
87 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
11.7M / 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
—
3.5
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
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
GeForce 600M
Successor
Polaris Mobile
GeForce 800M