GPU Comparison
RADEON
AMD Radeon HD 8850M
CORE STATE
Venus
VRAM
2 GB
CLOCK SPEED
625 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon RX 550
CORE STATE
Lexa
VRAM
2 GB
CLOCK SPEED
1183 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8850M
RX 550
Core Specs
Shading Units
640
512
-20.0%
Shaders
640
512
-20.0%
TMUs
40
32
-20.0%
ROPs
16
16
0.0%
Compute Units
10
8
-20.0%
Clocks
Base Clock
575 MHz
1100 MHz
Boost Clock
625 MHz
1183 MHz
Memory Clock
1000 MHz
4 Gbps effective
1750 MHz
7 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
64.00 GB/s
112.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
10.00 GPixel/s
18.93 GPixel/s
Texture Rate
25.00 GTexel/s
37.86 GTexel/s
FP32 (TFLOPS)
800.0 GFLOPS
1,211.4 GFLOPS
FP64 (TFLOPS)
50.00 GFLOPS (1:16)
75.71 GFLOPS (1:16)
FP16 (TFLOPS)
—
1,211.4 GFLOPS (1:1)
Power
TDP
—
50 W
TDP (W)
—
50
Suggested PSU
—
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
GCN 4.0
GPU Name
Venus
Lexa
Generation
Solar System
(HD 8800M)
Polaris
(RX 500)
Process Size
28 nm
14 nm
Transistors
1,500 million
2,200 million
Die Size
123 mm²
103 mm²
Foundry
TSMC
GlobalFoundries
Density
12.2M / mm²
21.4M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.7
Physical
Slot Width
—
Dual-slot
Length
—
145 mm
5.7 inches
Outputs
—
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Other
Launch Price
—
79 USD
Production
End-of-life
End-of-life
Predecessor
London
Arctic Islands
Successor
Gem System
Vega