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
RADEON
Radeon RX 560 XT
CORE STATE
Ellesmere
VRAM
4 GB
CLOCK SPEED
1226 MHz
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 M340
RX 560 XT
Core Specs
Shading Units
320
1,792
+460.0%
Shaders
320
1,792
+460.0%
TMUs
20
112
+460.0%
ROPs
8
32
+300.0%
Compute Units
5
28
+460.0%
Clocks
Base Clock
943 MHz
1074 MHz
Boost Clock
1021 MHz
1226 MHz
Memory Clock
1000 MHz
2 Gbps effective
1750 MHz
7 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
16.00 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
2 MB
Performance
Pixel Rate
8.168 GPixel/s
39.23 GPixel/s
Texture Rate
20.42 GTexel/s
137.3 GTexel/s
FP32 (TFLOPS)
653.4 GFLOPS
4.394 TFLOPS
FP64 (TFLOPS)
40.84 GFLOPS (1:16)
274.6 GFLOPS (1:16)
FP16 (TFLOPS)
653.4 GFLOPS (1:1)
4.394 TFLOPS (1:1)
Power
TDP
—
150 W
TDP (W)
—
150
Suggested PSU
—
450 W
Power Connectors
—
1x 6-pin
Architecture
Architecture
GCN 3.0
GCN 4.0
GPU Name
Meso
Ellesmere
Generation
Gem System
(R7 M300)
Polaris
(RX 500)
Process Size
28 nm
14 nm
Transistors
1,550 million
5,700 million
Die Size
125 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
12.4M / mm²
24.6M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1
2.1
Shader Model
6.5
6.7
Physical
Slot Width
—
Dual-slot
Length
—
241 mm
9.5 inches
Outputs
—
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Arctic Islands
Successor
Polaris Mobile
Vega