GPU Comparison
RADEON
AMD Radeon Pro 555
CORE STATE
Polaris 21
VRAM
2 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
VS
RADEON
Radeon R9 370X
CORE STATE
Trinidad
VRAM
2 GB
CLOCK SPEED
1030 MHz
TDP
180 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555
R9 370X
Core Specs
Shading Units
768
1,280
+66.7%
Shaders
768
1,280
+66.7%
TMUs
48
80
+66.7%
ROPs
16
32
+100.0%
Compute Units
12
24
+100.0%
Clocks
Base Clock
—
980 MHz
Boost Clock
—
1030 MHz
GPU Clock
850 MHz
—
Memory Clock
1275 MHz
5.1 Gbps effective
1400 MHz
5.6 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
81.60 GB/s
179.2 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
512 KB
Performance
Pixel Rate
13.60 GPixel/s
32.96 GPixel/s
Texture Rate
40.80 GTexel/s
82.40 GTexel/s
FP32 (TFLOPS)
1,305.6 GFLOPS
2.637 TFLOPS
FP64 (TFLOPS)
81.60 GFLOPS (1:16)
164.8 GFLOPS (1:16)
FP16 (TFLOPS)
1,305.6 GFLOPS (1:1)
—
Power
TDP
75 W
180 W
TDP (W)
75
180
+140.0%
Suggested PSU
—
450 W
Power Connectors
None
2x 6-pin
Architecture
Architecture
GCN 4.0
GCN 1.0
GPU Name
Polaris 21
Trinidad
Generation
Radeon Pro Mac
(500 Series)
Pirate Islands
(R9 300)
Process Size
14 nm
28 nm
Transistors
3,000 million
2,800 million
Die Size
123 mm²
212 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
13.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.7
6.5 (5.1)
Physical
Slot Width
IGP
Dual-slot
Length
—
221 mm
8.7 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Launch Price
—
199 USD
Production
End-of-life
End-of-life
Predecessor
—
Volcanic Islands
Successor
—
Arctic Islands