GPU Comparison
RADEON
AMD Radeon RX 550X
CORE STATE
Lexa
VRAM
4 GB
CLOCK SPEED
1183 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
Quadro K4000
CORE STATE
GK106
VRAM
3 GB
CLOCK SPEED
—
TDP
80 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
RX 550X
Quadro K4000
Core Specs
Shading Units
512
768
+50.0%
Shaders
512
768
+50.0%
TMUs
32
64
+100.0%
ROPs
16
24
+50.0%
Compute Units
8
—
Clocks
Base Clock
1100 MHz
—
Boost Clock
1183 MHz
—
GPU Clock
—
810 MHz
Memory Clock
1500 MHz
6 Gbps effective
1404 MHz
5.6 Gbps effective
Memory
Memory Size
4 GB
3 GB
VRAM (MB)
4,096
3,072
-25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
192 bit
Bandwidth
96.00 GB/s
134.8 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
384 KB
Performance
Pixel Rate
18.93 GPixel/s
12.96 GPixel/s
Texture Rate
37.86 GTexel/s
51.84 GTexel/s
FP32 (TFLOPS)
1,211.4 GFLOPS
1,244.2 GFLOPS
FP64 (TFLOPS)
75.71 GFLOPS (1:16)
51.84 GFLOPS (1:24)
FP16 (TFLOPS)
1,211.4 GFLOPS (1:1)
—
Power
TDP
50 W
80 W
TDP (W)
50
80
+60.0%
Suggested PSU
250 W
250 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 4.0
Kepler
GPU Name
Lexa
GK106
Generation
Polaris
(RX 500X)
Quadro Kepler
(Kx000)
Process Size
14 nm
28 nm
Transistors
2,200 million
2,540 million
Die Size
103 mm²
221 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
11.5M / 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
Dual-slot
Single-slot
Length
145 mm
5.7 inches
241 mm
9.5 inches
Height
—
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
1x DVI2x DisplayPort 1.2
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Launch Price
—
1,269 USD
Production
End-of-life
End-of-life
Predecessor
Polaris
Quadro Fermi
Successor
Vega
Quadro Maxwell