GPU Comparison
RADEON
AMD Radeon R5 M330
CORE STATE
Exo
VRAM
2 GB
CLOCK SPEED
1030 MHz
TDP
18 W
BUS WIDTH
64 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2015
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
R5 M330
840M
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
16
-20.0%
ROPs
8
8
0.0%
Compute Units
5
—
Clocks
Base Clock
955 MHz
1029 MHz
Boost Clock
1030 MHz
1124 MHz
Memory Clock
900 MHz
1800 Mbps effective
1001 MHz
2 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
DDR3
DDR3
Memory Bus
64 bit
64 bit
Bandwidth
14.40 GB/s
16.02 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
128 KB
1024 KB
Performance
Pixel Rate
8.240 GPixel/s
8.992 GPixel/s
Texture Rate
20.60 GTexel/s
17.98 GTexel/s
FP32 (TFLOPS)
659.2 GFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
41.20 GFLOPS (1:16)
26.98 GFLOPS (1:32)
Power
TDP
18 W
33 W
TDP (W)
18
33
+83.3%
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Maxwell
GPU Name
Exo
GM108S
Generation
Gem System
(R5 M300)
GeForce 800M
Process Size
28 nm
28 nm
Transistors
690 million
1,020 million
Die Size
56 mm²
77 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
13.2M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
IGP
IGP
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 700M
Successor
Polaris Mobile
GeForce 900M