GPU Comparison
RADEON
AMD Radeon Pro 555X
CORE STATE
Polaris 21
VRAM
4 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
GeForce GTX 580M
CORE STATE
GF114
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555X
GTX 580M
Core Specs
Shading Units
768
384
-50.0%
Shaders
768
384
-50.0%
TMUs
48
64
+33.3%
ROPs
16
32
+100.0%
Compute Units
12
—
SM Count
—
8
Clocks
GPU Clock
907 MHz
620 MHz
Shader Clock
—
1240 MHz
Memory Clock
1470 MHz
5.9 Gbps effective
750 MHz
3 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
94.08 GB/s
96.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
1024 KB
512 KB
Performance
Pixel Rate
14.51 GPixel/s
9.920 GPixel/s
Texture Rate
43.54 GTexel/s
39.68 GTexel/s
FP32 (TFLOPS)
1,393.2 GFLOPS
952.3 GFLOPS
FP64 (TFLOPS)
87.07 GFLOPS (1:16)
79.36 GFLOPS (1:12)
FP16 (TFLOPS)
1,393.2 GFLOPS (1:1)
—
Power
TDP
75 W
100 W
TDP (W)
75
100
+33.3%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi 2.0
GPU Name
Polaris 21
GF114
Generation
Radeon Pro Mac
(500X Series)
GeForce 500M
Process Size
14 nm
40 nm
Transistors
3,000 million
1,950 million
Die Size
123 mm²
332 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
5.9M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
—
OpenCL
2.1
1.1
CUDA
—
2.1
Shader Model
6.7
5.1
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 400M
Successor
—
GeForce 600M