NVIDIA GeForce 8800 Ultra vs AMD Radeon RX 7900 XT
We compared two Desktop platform GPUs: 768MB VRAM GeForce 8800 Ultra and 20GB VRAM Radeon RX 7900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 8800 Ultra 's Advantages
Lower TDP (171W vs 300W)
AMD Radeon RX 7900 XT 's Advantages
Released 15 years and 6 months late
Boost Clock2394MHz
More VRAM (20GB vs 768GB)
Larger VRAM bandwidth (800.0GB/s vs 103.7GB/s)
5248 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8800 Ultra
0.387 TFLOPS
Radeon RX 7900 XT
+13202%
51.48 TFLOPS
Graphics Card
May 2007
Release Date
Nov 2022
GeForce 8
Generation
Navi III
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1387 MHz
-
Boost Clock
2394 MHz
1080 MHz
Memory Clock
2500 MHz
Memory
768MB
Memory Size
20GB
GDDR3
Memory Type
GDDR6
384bit
Memory Bus
320bit
103.7GB/s
Bandwidth
800.0GB/s
Render Config
-
Compute Units
84
16
SM Count
-
128
Shading Units
5376
32
TMUs
336
24
ROPs
192
-
-
-
-
RT Cores
84
-
L1 Cache
256 KB per Array
96 KB
L2 Cache
6 MB
-
L3 Cache
80 MB
Theoretical Performance
14.69 GPixel/s
Pixel Rate
459.6 GPixel/s
39.17 GTexel/s
Texture Rate
804.4 GTexel/s
-
FP16 (half)
103.0 TFLOPS
387.1 GFLOPS
FP32 (float)
51.48 TFLOPS
-
FP64 (double)
1.609 TFLOPS
Board Design
171W
TDP
300W
450 W
Suggested PSU
700 W
2x DVI
1x S-Video
Outputs
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C
2x 6-pin
Power Connectors
2x 8-pin
Graphics Processor
G80
GPU Name
Navi 31
G80-450-A3
GPU Variant
Navi 31 XT
(215-145000156)
Tesla
Architecture
RDNA 3.0
TSMC
Foundry
TSMC
90 nm
Process Size
5 nm
0.681 billion
Transistors
57.7 billion
484 mm²
Die Size
529 mm²
Graphics Features
11.1 (10_0)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1 (1.0)
OpenCL
2.2
N/A
Vulkan
1.3
1.0
CUDA
-
4.0
Shader Model
6.7
