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GPU Comparison
AMD Radeon RX 6900 XT vs ATI Radeon X1950 XTX Uber Edition
AMD Radeon RX 6900 XT vs ATI Radeon X1950 XTX Uber Edition
VS
AMD Radeon RX 6900 XT
ATI Radeon X1950 XTX Uber Edition
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 512MB VRAM Radeon X1950 XTX Uber Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6900 XT 's Advantages
Released 13 years and 9 months late
Boost Clock2250MHz
Larger VRAM bandwidth (512.0GB/s vs 67.20GB/s)
5120 additional rendering cores
ATI Radeon X1950 XTX Uber Edition 's Advantages
Lower TDP (125W vs 300W)
Score
Radeon RX 6900 XT
VS
Radeon X1950 XTX Uber Edition
Graphics Card
Oct 2020
Release Date
Jan 2007
Navi II
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1825 MHz
Base Clock
-
2250 MHz
Boost Clock
-
2000 MHz
Memory Clock
1050 MHz
Memory
16GB
Memory Size
512MB
GDDR6
Memory Type
GDDR4
256bit
Memory Bus
256bit
512.0GB/s
Bandwidth
67.20GB/s
Render Config
-
SM Count
-
80
Compute Units
-
5120
Shading Units
-
320
TMUs
16
128
ROPs
16
-
Tensor Cores
-
80
RT Cores
-
128 KB per Array
L1 Cache
-
4 MB
L2 Cache
-
Theoretical Performance
288.0 GPixel/s
Pixel Rate
10.72 GPixel/s
720.0 GTexel/s
Texture Rate
10.72 GTexel/s
46.08 TFLOPS
FP16 (half)
-
23.04 TFLOPS
FP32 (float)
-
1440 GFLOPS
FP64 (double)
-
Graphics Processor
Navi 21
GPU Name
R580+
Navi 21 XTX (215-121000167)
GPU Variant
R580+ XT (215BAABKA31FG)
RDNA 2.0
Architecture
R500
TSMC
Foundry
TSMC
7 nm
Process Size
90 nm
26.8 billion
Transistors
0.384 billion
520 mm²
Die Size
352 mm²
Board Design
300W
TDP
125W
700 W
Suggested PSU
300 W
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
Outputs
1x DVI 1x VHDCI
2x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1 (full) 3.0 (partial)
2.1
OpenCL
N/A
1.3
Vulkan
N/A
-
CUDA
-
6.5
Shader Model
3.0
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