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
B200
CORE STATE
GB100
VRAM
90 GB
CLOCK SPEED
1965 MHz
TDP
1000 W
BUS WIDTH
4096 bit
ARCHITECTURE
Blackwell
PROCESS
5 nm
LAUNCH DATE
—
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 550X
B200
Core Specs
Shading Units
512
18,944
+3600.0%
Shaders
512
18,944
+3600.0%
TMUs
32
592
+1750.0%
ROPs
16
24
+50.0%
Compute Units
8
—
SM Count
—
148
Clocks
Base Clock
1100 MHz
700 MHz
Boost Clock
1183 MHz
1965 MHz
Memory Clock
1500 MHz
6 Gbps effective
2000 MHz
8 Gbps effective
Memory
Memory Size
4 GB
90 GB
VRAM (MB)
4,096
92,160
+2150.0%
Memory Type
GDDR5
HBM3e
Memory Bus
128 bit
4096 bit
Bandwidth
96.00 GB/s
4.10 TB/s
Cache
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
512 KB
50 MB
Performance
Pixel Rate
18.93 GPixel/s
47.16 GPixel/s
Texture Rate
37.86 GTexel/s
1,163.3 GTexel/s
FP32 (TFLOPS)
1,211.4 GFLOPS
74.45 TFLOPS
FP64 (TFLOPS)
75.71 GFLOPS (1:16)
37.22 TFLOPS (1:2)
FP16 (TFLOPS)
1,211.4 GFLOPS (1:1)
1,191.2 TFLOPS (16:1)
AI/RT
Tensor Cores
—
592
Power
TDP
50 W
1000 W
TDP (W)
50
1,000
+1900.0%
Suggested PSU
250 W
1400 W
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
Blackwell
GPU Name
Lexa
GB100
Generation
Polaris
(RX 500X)
Server Blackwell
(Bxx)
Process Size
14 nm
5 nm
Transistors
2,200 million
104,000 million
Die Size
103 mm²
—
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
—
API Support
DirectX
12 (12_0)
—
OpenGL
4.6
—
Vulkan
1.3
—
OpenCL
2.1
3.0
CUDA
—
10.0
Shader Model
6.7
—
Physical
Slot Width
Dual-slot
SXM Module
Length
145 mm
5.7 inches
—
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 5.0 x16
Other
Production
End-of-life
Active
Predecessor
Polaris
Server Hopper
Successor
Vega
Server Rubin