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GPU Comparison
ATI Radeon HD 4870 X2 vs NVIDIA GeForce GT 340 OEM
ATI Radeon HD 4870 X2 vs NVIDIA GeForce GT 340 OEM
VS
ATI Radeon HD 4870 X2
NVIDIA GeForce GT 340 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 1024MB VRAM GeForce GT 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4870 X2 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 27.20GB/s)
704 additional rendering cores
NVIDIA GeForce GT 340 OEM 's Advantages
Released 1 years and 6 months late
Lower TDP (69W vs 286W)
Score
Benchmark
FP32 (float)
Radeon HD 4870 X2
+366%
1.2 TFLOPS
GeForce GT 340 OEM
0.257 TFLOPS
Radeon HD 4870 X2
VS
GeForce GT 340 OEM
Graphics Card
Aug 2008
Release Date
Feb 2010
Radeon R700
Generation
GeForce 300
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
850 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
115.2GB/s
Bandwidth
27.20GB/s
Render Config
-
SM Count
12
10
Compute Units
-
800
Shading Units
96
40
TMUs
32
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
64 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
4.400 GPixel/s
30.00 GTexel/s
Texture Rate
17.60 GTexel/s
-
FP16 (half)
-
1200 GFLOPS
FP32 (float)
257.3 GFLOPS
240.0 GFLOPS
FP64 (double)
-
Graphics Processor
R700
GPU Name
GT215
R700 XT (215-0669045)
GPU Variant
GT215-301-A3
TeraScale
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.956 billion
Transistors
0.727 billion
256 mm²
Die Size
144 mm²
Board Design
286W
TDP
69W
600 W
Suggested PSU
250 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1x VGA
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
10.1 (10_1)
DirectX
11.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.2
4.1
Shader Model
4.1
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