AMD Radeon RX 7900 XT vs ATI Radeon X1950 XTX Uber Edition
We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 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 7900 XT 's Advantages
Released 15 years and 10 months late
Boost Clock2394MHz
More VRAM (20GB vs 512GB)
Larger VRAM bandwidth (800.0GB/s vs 67.20GB/s)
5376 additional rendering cores
ATI Radeon X1950 XTX Uber Edition 's Advantages
Lower TDP (125W vs 300W)
Score
Graphics Card
Nov 2022
Release Date
Jan 2007
Navi III
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1387 MHz
Base Clock
-
2394 MHz
Boost Clock
-
2500 MHz
Memory Clock
1050 MHz
Memory
20GB
Memory Size
512MB
GDDR6
Memory Type
GDDR4
320bit
Memory Bus
256bit
800.0GB/s
Bandwidth
67.20GB/s
Render Config
84
Compute Units
-
-
-
-
5376
Shading Units
-
336
TMUs
16
192
ROPs
16
-
-
-
84
RT Cores
-
256 KB per Array
L1 Cache
-
6 MB
L2 Cache
-
80 MB
L3 Cache
-
Theoretical Performance
459.6 GPixel/s
Pixel Rate
10.72 GPixel/s
804.4 GTexel/s
Texture Rate
10.72 GTexel/s
103.0 TFLOPS
FP16 (half)
-
51.48 TFLOPS
FP32 (float)
-
1.609 TFLOPS
FP64 (double)
-
Board Design
300W
TDP
125W
700 W
Suggested PSU
300 W
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C
Outputs
1x DVI
1x VHDCI
2x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
Navi 31
GPU Name
R580+
Navi 31 XT
(215-145000156)
GPU Variant
R580+ XT
(215BAABKA31FG)
RDNA 3.0
Architecture
R500
TSMC
Foundry
TSMC
5 nm
Process Size
90 nm
57.7 billion
Transistors
0.384 billion
529 mm²
Die Size
352 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1 (full)
3.0 (partial)
2.2
OpenCL
N/A
1.3
Vulkan
N/A
-
-
-
6.7
Shader Model
3.0
