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GPU Comparison
AMD Radeon RX 6700 XT vs ATI Radeon HD 4450
AMD Radeon RX 6700 XT vs ATI Radeon HD 4450
VS
AMD Radeon RX 6700 XT
ATI Radeon HD 4450
We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6700 XT and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6700 XT 's Advantages
Released 9 years and 4 months late
Boost Clock2581MHz
Larger VRAM bandwidth (384.0GB/s vs 6.400GB/s)
2480 additional rendering cores
ATI Radeon HD 4450 's Advantages
Lower TDP (25W vs 230W)
Score
Benchmark
FP32 (float)
Radeon RX 6700 XT
+13660%
13.21 TFLOPS
Radeon HD 4450
0.096 TFLOPS
Radeon RX 6700 XT
VS
Radeon HD 4450
Graphics Card
Mar 2021
Release Date
Nov 2011
Navi II
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2321 MHz
Base Clock
-
2581 MHz
Boost Clock
-
2000 MHz
Memory Clock
400 MHz
Memory
12GB
Memory Size
512MB
GDDR6
Memory Type
DDR2
192bit
Memory Bus
64bit
384.0GB/s
Bandwidth
6.400GB/s
Render Config
-
SM Count
-
40
Compute Units
1
2560
Shading Units
80
160
TMUs
8
64
ROPs
4
-
Tensor Cores
-
40
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
3 MB
L2 Cache
64 KB
Theoretical Performance
165.2 GPixel/s
Pixel Rate
2.400 GPixel/s
413.0 GTexel/s
Texture Rate
4.800 GTexel/s
26.43 TFLOPS
FP16 (half)
-
13.21 TFLOPS
FP32 (float)
96.00 GFLOPS
825.9 GFLOPS
FP64 (double)
-
Graphics Processor
Navi 22
GPU Name
RV710
Navi 22 XT (215-127000006)
GPU Variant
RV710 (215-0725016)
RDNA 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
7 nm
Process Size
55 nm
17.2 billion
Transistors
0.242 billion
335 mm²
Die Size
73 mm²
Board Design
230W
TDP
25W
550 W
Suggested PSU
200 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1
OpenCL
1.1
1.3
Vulkan
N/A
-
CUDA
-
6.5
Shader Model
4.1
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