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GPU Comparison
NVIDIA GeForce RTX 4090 Ti vs ATI Radeon HD 3870
NVIDIA GeForce RTX 4090 Ti vs ATI Radeon HD 3870
VS
NVIDIA GeForce RTX 4090 Ti
ATI Radeon HD 3870
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 Ti and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090 Ti 's Advantages
Boost Clock2565MHz
Larger VRAM bandwidth (1152GB/s vs 72.06GB/s)
17856 additional rendering cores
ATI Radeon HD 3870 's Advantages
Lower TDP (106W vs 600W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090 Ti
+18660%
93.24 TFLOPS
Radeon HD 3870
0.497 TFLOPS
GeForce RTX 4090 Ti
VS
Radeon HD 3870
Graphics Card
Unknown
Release Date
Nov 2007
GeForce 40
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2325 MHz
Base Clock
-
2565 MHz
Boost Clock
-
1500 MHz
Memory Clock
1126 MHz
Memory
24GB
Memory Size
512MB
GDDR6X
Memory Type
GDDR4
384bit
Memory Bus
256bit
1152GB/s
Bandwidth
72.06GB/s
Render Config
142
SM Count
-
-
Compute Units
4
18176
Shading Units
320
568
TMUs
16
192
ROPs
16
568
Tensor Cores
-
142
RT Cores
-
128 KB (per SM)
L1 Cache
-
96 MB
L2 Cache
256 KB
Theoretical Performance
492.5 GPixel/s
Pixel Rate
12.43 GPixel/s
1457 GTexel/s
Texture Rate
12.43 GTexel/s
93.24 TFLOPS
FP16 (half)
-
93.24 TFLOPS
FP32 (float)
497.3 GFLOPS
1457 GFLOPS
FP64 (double)
99.46 GFLOPS
Graphics Processor
AD102
GPU Name
RV670
AD102-400-A1
GPU Variant
RV670 XT (215-0708005)
Ada Lovelace
Architecture
TeraScale
TSMC
Foundry
TSMC
5 nm
Process Size
55 nm
76.3 billion
Transistors
0.666 billion
609 mm²
Die Size
192 mm²
Board Design
600W
TDP
106W
1000 W
Suggested PSU
300 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
2x 16-pin
Power Connectors
1x 6-pin
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.3
Vulkan
N/A
8.9
CUDA
-
6.7
Shader Model
4.1
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