GPU Comparison
RADEON
AMD FirePro D500
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
274 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
Quadro K620
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
FirePro D500
Quadro K620
Core Specs
Shading Units
1,536
384
-75.0%
Shaders
1,536
384
-75.0%
TMUs
96
24
-75.0%
ROPs
32
16
-50.0%
Compute Units
24
—
Clocks
Base Clock
—
1058 MHz
Boost Clock
—
1124 MHz
GPU Clock
725 MHz
—
Memory Clock
1270 MHz
5.1 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
3 GB
2 GB
VRAM (MB)
3,072
2,048
-33.3%
Memory Type
GDDR5
DDR3
Memory Bus
384 bit
128 bit
Bandwidth
243.8 GB/s
28.80 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
768 KB
2 MB
Performance
Pixel Rate
23.20 GPixel/s
17.98 GPixel/s
Texture Rate
69.60 GTexel/s
26.98 GTexel/s
FP32 (TFLOPS)
2.227 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
556.8 GFLOPS (1:4)
26.98 GFLOPS (1:32)
Power
TDP
274 W
45 W
TDP (W)
274
45
-83.6%
Suggested PSU
600 W
200 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Maxwell
GPU Name
Tahiti
GM107
Generation
FirePro Data Center
(Dx00)
Quadro Kepler
(Kx200)
Process Size
28 nm
28 nm
Transistors
4,313 million
1,870 million
Die Size
352 mm²
148 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.6M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
Dual-slot
Single-slot
Length
279 mm
11 inches
160 mm
6.3 inches
Height
—
69 mm
2.7 inches
Outputs
6x mini-DisplayPort 1.21x SDI
1x DVI1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
FirePro Terascale
Quadro Fermi
Successor
Radeon Instinct
Quadro Maxwell