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GPU Comparison
NVIDIA GeForce RTX 4080 12 GB vs ATI Radeon HD 3870 X2
NVIDIA GeForce RTX 4080 12 GB vs ATI Radeon HD 3870 X2
VS
NVIDIA GeForce RTX 4080 12 GB
ATI Radeon HD 3870 X2
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 12 GB 's Advantages
Boost Clock2610MHz
Larger VRAM bandwidth (504.2GB/s vs 57.66GB/s)
7360 additional rendering cores
ATI Radeon HD 3870 X2 's Advantages
Lower TDP (165W vs 285W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 12 GB
+7492%
40.09 TFLOPS
Radeon HD 3870 X2
0.528 TFLOPS
GeForce RTX 4080 12 GB
VS
Radeon HD 3870 X2
Graphics Card
Unknown
Release Date
Jan 2008
GeForce 40
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2310 MHz
Base Clock
-
2610 MHz
Boost Clock
-
1313 MHz
Memory Clock
901 MHz
Memory
12GB
Memory Size
512MB
GDDR6X
Memory Type
GDDR3
192bit
Memory Bus
256bit
504.2GB/s
Bandwidth
57.66GB/s
Render Config
60
SM Count
-
-
Compute Units
4
7680
Shading Units
320
240
TMUs
16
80
ROPs
16
240
Tensor Cores
-
60
RT Cores
-
128 KB (per SM)
L1 Cache
-
48 MB
L2 Cache
256 KB
Theoretical Performance
208.8 GPixel/s
Pixel Rate
13.20 GPixel/s
626.4 GTexel/s
Texture Rate
13.20 GTexel/s
40.09 TFLOPS
FP16 (half)
-
40.09 TFLOPS
FP32 (float)
528.0 GFLOPS
626.4 GFLOPS
FP64 (double)
105.6 GFLOPS
Graphics Processor
AD104
GPU Name
R680
AD104-400-A1
GPU Variant
R680 XT (215-0708017)
Ada Lovelace
Architecture
TeraScale
TSMC
Foundry
TSMC
4 nm
Process Size
55 nm
35.8 billion
Transistors
0.666 billion
295 mm²
Die Size
192 mm²
Board Design
285W
TDP
165W
600 W
Suggested PSU
450 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
1x 16-pin
Power Connectors
1x 6-pin + 1x 8-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
-
6.6
Shader Model
4.1
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