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 590
CORE STATE
Polaris 30
VRAM
8 GB
CLOCK SPEED
1545 MHz
TDP
175 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
12 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
R7 M340
RX 590
Core Specs
Shading Units
320
2,304
+620.0%
Shaders
320
2,304
+620.0%
TMUs
20
144
+620.0%
ROPs
8
32
+300.0%
Compute Units
5
36
+620.0%
Clocks
Base Clock
943 MHz
1469 MHz
Boost Clock
1021 MHz
1545 MHz
Memory Clock
1000 MHz
2 Gbps effective
2000 MHz
8 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
16.00 GB/s
256.0 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
49.44 GPixel/s
Texture Rate
20.42 GTexel/s
222.5 GTexel/s
FP32 (TFLOPS)
653.4 GFLOPS
7.119 TFLOPS
FP64 (TFLOPS)
40.84 GFLOPS (1:16)
445.0 GFLOPS (1:16)
FP16 (TFLOPS)
653.4 GFLOPS (1:1)
7.119 TFLOPS (1:1)
Power
TDP
—
175 W
TDP (W)
—
175
Suggested PSU
—
450 W
Power Connectors
—
1x 8-pin
Architecture
Architecture
GCN 3.0
GCN 4.0
GPU Name
Meso
Polaris 30
Generation
Gem System
(R7 M300)
Polaris
(RX 500)
Process Size
28 nm
12 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
Launch Price
—
279 USD
Production
End-of-life
End-of-life
Predecessor
Solar System
Arctic Islands
Successor
Polaris Mobile
Vega