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 960
CORE STATE
GM206
VRAM
2 GB
CLOCK SPEED
1178 MHz
TDP
120 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555X
GTX 960
Core Specs
Shading Units
768
1,024
+33.3%
Shaders
768
1,024
+33.3%
TMUs
48
64
+33.3%
ROPs
16
32
+100.0%
Compute Units
12
—
Clocks
Base Clock
—
1127 MHz
Boost Clock
—
1178 MHz
GPU Clock
907 MHz
—
Memory Clock
1470 MHz
5.9 Gbps effective
1753 MHz
7 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
112.2 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
1024 KB
1024 KB
Performance
Pixel Rate
14.51 GPixel/s
37.70 GPixel/s
Texture Rate
43.54 GTexel/s
75.39 GTexel/s
FP32 (TFLOPS)
1,393.2 GFLOPS
2.413 TFLOPS
FP64 (TFLOPS)
87.07 GFLOPS (1:16)
75.39 GFLOPS (1:32)
FP16 (TFLOPS)
1,393.2 GFLOPS (1:1)
—
Power
TDP
75 W
120 W
TDP (W)
75
120
+60.0%
Suggested PSU
—
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 4.0
Maxwell 2.0
GPU Name
Polaris 21
GM206
Generation
Radeon Pro Mac
(500X Series)
GeForce 900
Process Size
14 nm
28 nm
Transistors
3,000 million
2,940 million
Die Size
123 mm²
228 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
12.9M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
5.2
Shader Model
6.7
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
241 mm
9.5 inches
Outputs
Portable Device Dependent
1x DVI1x HDMI 2.03x 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
—
GeForce 700
Successor
—
GeForce 10