Radeon RX 6600 XT vs GeForce GT 440 Mac Edition
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 1024MB VRAM GeForce GT 440 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6600 XT 's Advantages
Released 10 years and 5 months late
Boost Clock2589MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (256.0GB/s vs 21.34GB/s)
1952 additional rendering cores
GeForce GT 440 Mac Edition 's Advantages
Lower TDP (65W vs 160W)
Score
Benchmark
FP32 (float)
Radeon RX 6600 XT
+3308%
10600
GeForce GT 440 Mac Edition
311
Graphics Card
Jul 2021
Release Date
Feb 2011
Navi II
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 1.0 x16
Clock Speeds
1968 MHz
Base Clock
-
2589 MHz
Boost Clock
-
2000 MHz
Memory Clock
667 MHz
Memory
8GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
128bit
256.0GB/s
Bandwidth
21.34GB/s
Render Config
32
Compute Units
-
-
SM Count
2
2048
Shading Units
96
128
TMUs
16
64
ROPs
4
32
RT Cores
-
128 KB per Array
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
256 KB
32 MB
L3 Cache
-
Theoretical Performance
165.7 GPixel/s
Pixel Rate
3.240 GPixel/s
331.4 GTexel/s
Texture Rate
12.96 GTexel/s
21.21 TFLOPS
FP16 (half)
-
10.60 TFLOPS
FP32 (float)
311.0 GFLOPS
662.8 GFLOPS
FP64 (double)
25.92 GFLOPS
Board Design
160W
TDP
65W
450 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x 8-pin
Power Connectors
None
Graphics Processor
Navi 23
GPU Name
GF108
Navi 23 XT
(215-130000006)
GPU Variant
GF108-400-A1
RDNA 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
11.06 billion
Transistors
0.585 billion
237 mm²
Die Size
116 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
2.1
6.7
Shader Model
5.1
