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 GT 755M
CORE STATE
GK107
VRAM
2 GB
CLOCK SPEED
1020 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555X
GT 755M
Core Specs
Shading Units
768
384
-50.0%
Shaders
768
384
-50.0%
TMUs
48
32
-33.3%
ROPs
16
16
0.0%
Compute Units
12
—
Clocks
Base Clock
—
980 MHz
Boost Clock
—
1020 MHz
GPU Clock
907 MHz
—
Memory Clock
1470 MHz
5.9 Gbps effective
1350 MHz
5.4 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
128 bit
Bandwidth
94.08 GB/s
86.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
1024 KB
256 KB
Performance
Pixel Rate
14.51 GPixel/s
8.160 GPixel/s
Texture Rate
43.54 GTexel/s
32.64 GTexel/s
FP32 (TFLOPS)
1,393.2 GFLOPS
783.4 GFLOPS
FP64 (TFLOPS)
87.07 GFLOPS (1:16)
32.64 GFLOPS (1:24)
FP16 (TFLOPS)
1,393.2 GFLOPS (1:1)
—
Power
TDP
75 W
50 W
TDP (W)
75
50
-33.3%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Kepler
GPU Name
Polaris 21
GK107
Generation
Radeon Pro Mac
(500X Series)
GeForce 700M
Process Size
14 nm
28 nm
Transistors
3,000 million
1,270 million
Die Size
123 mm²
118 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
10.8M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.0
Shader Model
6.7
6.5 (5.1)
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 600M
Successor
—
GeForce 800M