GPU Comparison
RADEON
AMD Radeon R7 M340
CORE STATE
Meso
VRAM
2 GB
CLOCK SPEED
1021 MHz
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2015
VS
GEFORCE
GeForce GTX 670M
CORE STATE
GF114
VRAM
1536 MB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 M340
GTX 670M
Core Specs
Shading Units
320
336
+5.0%
Shaders
320
336
+5.0%
TMUs
20
56
+180.0%
ROPs
8
24
+200.0%
Compute Units
5
—
SM Count
—
7
Clocks
Base Clock
943 MHz
—
Boost Clock
1021 MHz
—
GPU Clock
—
598 MHz
Shader Clock
—
1196 MHz
Memory Clock
1000 MHz
2 Gbps effective
750 MHz
3 Gbps effective
Memory
Memory Size
2 GB
1536 MB
VRAM (MB)
2,048
1,536
-25.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
192 bit
Bandwidth
16.00 GB/s
72.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
128 KB
384 KB
Performance
Pixel Rate
8.168 GPixel/s
8.372 GPixel/s
Texture Rate
20.42 GTexel/s
33.49 GTexel/s
FP32 (TFLOPS)
653.4 GFLOPS
803.7 GFLOPS
FP64 (TFLOPS)
40.84 GFLOPS (1:16)
66.98 GFLOPS (1:12)
FP16 (TFLOPS)
653.4 GFLOPS (1:1)
—
Power
TDP
—
75 W
TDP (W)
—
75
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
Fermi 2.0
GPU Name
Meso
GF114
Generation
Gem System
(R7 M300)
GeForce 600M
Process Size
28 nm
40 nm
Transistors
1,550 million
1,950 million
Die Size
125 mm²
332 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
5.9M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1
1.1
CUDA
—
2.1
Shader Model
6.5
5.1
Physical
Slot Width
—
MXM Module
Outputs
—
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