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GPU Comparison
ATI Radeon X550 XT vs AMD Radeon HD 7990
ATI Radeon X550 XT vs AMD Radeon HD 7990
VS
ATI Radeon X550 XT
AMD Radeon HD 7990
We compared two Desktop platform GPUs: 128MB VRAM Radeon X550 XT and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7990 's Advantages
Released 6 years and 3 months late
Boost Clock1000MHz
Larger VRAM bandwidth (288.0GB/s vs 9.600GB/s)
2048 additional rendering cores
Score
Radeon X550 XT
VS
Radeon HD 7990
Graphics Card
Jan 2007
Release Date
Apr 2013
Radeon R300
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
300 MHz
Memory Clock
1500 MHz
Memory
128MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
384bit
9.600GB/s
Bandwidth
288.0GB/s
Render Config
-
SM Count
-
-
Compute Units
32
-
Shading Units
2048
4
TMUs
128
4
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
768 KB
Theoretical Performance
1.600 GPixel/s
Pixel Rate
32.00 GPixel/s
1.600 GTexel/s
Texture Rate
128.0 GTexel/s
-
FP16 (half)
-
-
FP32 (float)
4.096 TFLOPS
-
FP64 (double)
1024 GFLOPS
Graphics Processor
RV410
GPU Name
Malta
-
GPU Variant
Malta XT (215-0849026)
R400
Architecture
GCN 1.0
TSMC
Foundry
TSMC
110 nm
Process Size
28 nm
0.12 billion
Transistors
4.313 billion
156 mm²
Die Size
365 mm²
Board Design
Unknown
TDP
375W
200 W
Suggested PSU
750 W
1x DVI 1x VGA 1x S-Video
Outputs
1x DVI 4x mini-DisplayPort 1.2
None
Power Connectors
2x 8-pin
Graphics Features
9.0b (9_2)
DirectX
12 (11_1)
2.0
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
-
CUDA
-
-
Shader Model
5.1
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