NVIDIA GeForce 6600 AGP vs AMD Radeon R9 390X
We compared two Desktop platform GPUs: 128MB VRAM GeForce 6600 AGP and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 390X 's Advantages
Released 10 years and 10 months late
More VRAM (8GB vs 128GB)
Larger VRAM bandwidth (384.0GB/s vs 8.000GB/s)
2816 additional rendering cores
Score
Graphics Card
Aug 2004
Release Date
Jun 2015
GeForce 6 AGP
Generation
Pirate Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
250 MHz
Memory Clock
1500 MHz
Memory
128MB
Memory Size
8GB
DDR
Memory Type
GDDR5
128bit
Memory Bus
512bit
8.000GB/s
Bandwidth
384.0GB/s
Render Config
-
Compute Units
44
-
-
-
-
Shading Units
2816
8
TMUs
176
4
ROPs
64
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
1024 KB
-
-
-
Theoretical Performance
1.200 GPixel/s
Pixel Rate
67.20 GPixel/s
2.400 GTexel/s
Texture Rate
184.8 GTexel/s
-
-
-
-
FP32 (float)
5.914 TFLOPS
-
FP64 (double)
739.2 GFLOPS
Board Design
Unknown
TDP
275W
200 W
Suggested PSU
600 W
1x DVI
1x VGA
1x S-Video
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
NV43
GPU Name
Grenada
-
GPU Variant
Grenada XT
(215-0880004)
Curie
Architecture
GCN 2.0
TSMC
Foundry
TSMC
110 nm
Process Size
28 nm
0.146 billion
Transistors
6.2 billion
154 mm²
Die Size
438 mm²
Graphics Features
9.0c (9_3)
DirectX
12 (12_0)
2.0 (full)
2.1 (partial)
OpenGL
4.6
N/A
OpenCL
2.0
N/A
Vulkan
1.2
-
-
-
3.0
Shader Model
6.3
