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GPU Comparison
AMD Radeon HD 6990 vs ATI Radeon HD 4350 PCIe x1
AMD Radeon HD 6990 vs ATI Radeon HD 4350 PCIe x1
VS
AMD Radeon HD 6990
ATI Radeon HD 4350 PCIe x1
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 512MB VRAM Radeon HD 4350 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6990 's Advantages
Released 2 years and 6 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (160.0GB/s vs 6.400GB/s)
1456 additional rendering cores
ATI Radeon HD 4350 PCIe x1 's Advantages
Lower TDP (20W vs 375W)
Score
Benchmark
FP32 (float)
Radeon HD 6990
+2556%
2.55 TFLOPS
Radeon HD 4350 PCIe x1
0.096 TFLOPS
Radeon HD 6990
VS
Radeon HD 4350 PCIe x1
Graphics Card
Mar 2011
Release Date
Sep 2008
Northern Islands
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x1
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
400 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
6.400GB/s
Render Config
24
Compute Units
1
-
-
-
1536
Shading Units
80
96
TMUs
8
32
ROPs
4
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
26.56 GPixel/s
Pixel Rate
2.400 GPixel/s
79.68 GTexel/s
Texture Rate
4.800 GTexel/s
-
-
-
2.550 TFLOPS
FP32 (float)
96.00 GFLOPS
637.4 GFLOPS
FP64 (double)
-
Board Design
375W
TDP
20W
750 W
Suggested PSU
200 W
1x DVI 4x mini-DisplayPort 1.2
Outputs
1x DVI 1x VGA 1x S-Video
2x 8-pin
Power Connectors
None
Graphics Processor
Antilles
GPU Name
RV710
Antilles XT (215-0807027)
GPU Variant
RV710 (215-0725016)
TeraScale 3
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
2.64 billion
Transistors
0.242 billion
389 mm²
Die Size
73 mm²
Graphics Features
11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
-
-
5.0
Shader Model
4.1
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