GPU Comparison
RADEON
AMD Radeon RX Vega M GL
CORE STATE
Polaris 22
VRAM
4 GB
CLOCK SPEED
1011 MHz
TDP
65 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
GeForce 840M
CORE STATE
GM108S
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX Vega M GL
840M
Core Specs
Shading Units
1,280
384
-70.0%
Shaders
1,280
384
-70.0%
TMUs
80
16
-80.0%
ROPs
32
8
-75.0%
Compute Units
20
—
Clocks
Base Clock
931 MHz
1029 MHz
Boost Clock
1011 MHz
1124 MHz
Memory Clock
700 MHz
1400 Mbps effective
1001 MHz
2 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
HBM2
DDR3
Memory Bus
1024 bit
64 bit
Bandwidth
179.2 GB/s
16.02 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
1024 KB
1024 KB
Performance
Pixel Rate
32.35 GPixel/s
8.992 GPixel/s
Texture Rate
80.88 GTexel/s
17.98 GTexel/s
FP32 (TFLOPS)
2.588 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
161.8 GFLOPS (1:16)
26.98 GFLOPS (1:32)
FP16 (TFLOPS)
2.588 TFLOPS (1:1)
—
Power
TDP
65 W
33 W
TDP (W)
65
33
-49.2%
Power Connectors
—
None
Architecture
Architecture
GCN 4.0
Maxwell
GPU Name
Polaris 22
GM108S
Generation
Vega
(Vega M)
GeForce 800M
Process Size
14 nm
28 nm
Transistors
5,000 million
1,020 million
Die Size
208 mm²
77 mm²
Foundry
GlobalFoundries
TSMC
Density
24.0M / mm²
13.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
5.0
Shader Model
6.7
6.7 (5.1)
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
IGP
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 700M
Successor
—
GeForce 900M